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cox_update.do
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cox_update.do
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********************************************************************************
*
* Do-file: cox.do
*
* Project: sotrovimab-and-Paxlovid
*
* Programmed by: Bang Zheng
*
* Data used: output/main.dta
*
* Output: logs/cox.log output/phtest.svg output/phtest_psw.svg
*
********************************************************************************
*
* Purpose: This do-file implements stratified Cox regression, propensity score
* weighted Cox, and subgroup analyses.
*
********************************************************************************
* Open a log file
cap log close
log using ./logs/cox_update, replace t
clear
use ./output/main_update.dta
*follow-up time and events*
stset end_date , origin(start_date) failure(failure==1)
keep if _st==1
tab _t,m
tab _t drug,m col
by drug, sort: sum _t ,de
tab _t drug if failure==1,m col
tab _t drug if failure==1&end_date==covid_hospitalisation_outcome_da&end_date!=death_with_covid_on_the_death_ce,m col
tab _t drug if failure==1&end_date==death_with_covid_on_the_death_ce,m col
tab failure drug,m col
*check censor reasons*
tab _t drug if failure==0&_t<28&end_date==death_date,m col
tab _t drug if failure==0&_t<28&end_date==dereg_date,m col
tab _t drug if failure==0&_t<28&end_date==covid_hosp_date_day_cases_mab,m col
tab _t drug if failure==0&_t<28&end_date==min(molnupiravir_covid_therapeutics,sotrovimab_covid_therapeutics,remdesivir_covid_therapeutics,casirivimab_covid_therapeutics)&drug==1,m col
tab _t drug if failure==0&_t<28&end_date==min(paxlovid_covid_therapeutics,molnupiravir_covid_therapeutics,remdesivir_covid_therapeutics,casirivimab_covid_therapeutics)&drug==0,m col
*main analysis*
stcox i.drug age i.sex, strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra, strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline*, strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* b1.bmi_g3_with_missing diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease, strata(region_nhs)
*PH test*
estat phtest,de
estat phtest, plot(1.drug)
graph export ./output/phtest_update.svg, as(svg) replace
do "analysis/ado/psmatch2.ado"
psmatch2 drug age i.sex i.region_nhs, logit
gen psweight=cond( drug ==1,1/_pscore,1/(1-_pscore)) if _pscore!=.
sum psweight,de
by drug, sort: sum _pscore ,de
teffects ipw (failure) (drug age i.sex i.region_nhs ) if _pscore!=.
tebalance summarize
stset end_date [pwei=psweight], origin(start_date) failure(failure==1)
stcox i.drug
psmatch2 drug age i.sex i.region_nhs downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra, logit
drop psweight
gen psweight=cond( drug ==1,1/_pscore,1/(1-_pscore)) if _pscore!=.
sum psweight,de
by drug, sort: sum _pscore ,de
teffects ipw (failure) (drug age i.sex i.region_nhs downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra) if _pscore!=.
tebalance summarize
stset end_date [pwei=psweight], origin(start_date) failure(failure==1)
stcox i.drug
psmatch2 drug age i.sex i.region_nhs downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline*, logit
drop psweight
gen psweight=cond( drug ==1,1/_pscore,1/(1-_pscore)) if _pscore!=.
sum psweight,de
by drug, sort: sum _pscore ,de
teffects ipw (failure) (drug age i.sex i.region_nhs downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline*) if _pscore!=.
tebalance summarize
stset end_date [pwei=psweight], origin(start_date) failure(failure==1)
stcox i.drug
psmatch2 drug age i.sex i.region_nhs downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* b1.bmi_g3_with_missing diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease, logit
histogram _pscore, by(drug, col(1))
graph export ./output/psgraph_update.svg, as(svg) replace
drop psweight
gen psweight=cond( drug ==1,1/_pscore,1/(1-_pscore)) if _pscore!=.
sum psweight,de
by drug, sort: sum _pscore ,de
teffects ipw (failure) (drug age i.sex i.region_nhs downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* b1.bmi_g3_with_missing diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease) if _pscore!=.
tebalance summarize
stset end_date [pwei=psweight], origin(start_date) failure(failure==1)
stcox i.drug
estat phtest,de
estat phtest, plot(1.drug)
graph export ./output/phtest_psw_update.svg, as(svg) replace
*Poisson regression*
stset end_date , origin(start_date) failure(failure==1)
gen fu=28
replace fu=_t-_t0 if failure==0
*tab failure fu,m
poisson failure i.drug age i.sex i.region_nhs, exposure(fu) irr
poisson failure i.drug age i.sex i.region_nhs downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra, exposure(fu) irr
poisson failure i.drug age i.sex i.region_nhs downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline*, exposure(fu) irr
poisson failure i.drug age i.sex i.region_nhs downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* b1.bmi_g3_with_missing diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease, exposure(fu) irr
*Bayesian Poisson regression*
*set seed 2022
*bayes, saving(poisson1,replace): poisson failure i.drug age i.sex i.region_nhs downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* b1.bmi_g3_with_missing diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease, exposure(fu)
*estimates store poisson1
*bayes, saving(poisson2,replace): poisson failure age i.sex i.region_nhs downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* b1.bmi_g3_with_missing diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease, exposure(fu)
*estimates store poisson2
*bayesstats ic poisson2 poisson1
*un-stratified Cox, with covariate adjustment, complete case*
stset end_date , origin(start_date) failure(failure==1)
stcox i.drug
stcox i.drug age i.sex
stcox i.drug age i.sex i.region_nhs
stcox i.drug age i.sex i.stp
stcox i.drug age i.sex i.region_nhs downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro
stcox i.drug age i.sex i.region_nhs downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro b1.White b5.imd i.vaccination_status calendar_day_spline*
stcox i.drug age i.sex i.region_nhs downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro b1.White b5.imd i.vaccination_status calendar_day_spline* b1.bmi_g3 diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease
stcox i.drug age i.sex i.stp downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro
stcox i.drug age i.sex i.stp downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro b1.White b5.imd i.vaccination_status calendar_day_spline*
stcox i.drug age i.sex i.stp downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro b1.White b5.imd i.vaccination_status calendar_day_spline* b1.bmi_g3 diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease
*age: 5-year band*
stcox i.drug b7.age_5y_band i.sex
stcox i.drug b7.age_5y_band i.sex i.region_nhs
stcox i.drug b7.age_5y_band i.sex i.stp
stcox i.drug b7.age_5y_band i.sex i.region_nhs downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro
stcox i.drug b7.age_5y_band i.sex i.region_nhs downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro b1.White b5.imd i.vaccination_status calendar_day_spline*
stcox i.drug b7.age_5y_band i.sex i.region_nhs downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro b1.White b5.imd i.vaccination_status calendar_day_spline* b1.bmi_g3 diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease
stcox i.drug b7.age_5y_band i.sex i.stp downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro
stcox i.drug b7.age_5y_band i.sex i.stp downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro b1.White b5.imd i.vaccination_status calendar_day_spline*
stcox i.drug b7.age_5y_band i.sex i.stp downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro b1.White b5.imd i.vaccination_status calendar_day_spline* b1.bmi_g3 diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease
*age: Restricted cubic spline*
stcox i.drug age_spline* i.sex
stcox i.drug age_spline* i.sex i.region_nhs
stcox i.drug age_spline* i.sex i.stp
stcox i.drug age_spline* i.sex i.region_nhs downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro
stcox i.drug age_spline* i.sex i.region_nhs downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro b1.White b5.imd i.vaccination_status calendar_day_spline*
stcox i.drug age_spline* i.sex i.region_nhs downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro b1.White b5.imd i.vaccination_status calendar_day_spline* b1.bmi_g3 diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease
stcox i.drug age_spline* i.sex i.stp downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro
stcox i.drug age_spline* i.sex i.stp downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro b1.White b5.imd i.vaccination_status calendar_day_spline*
stcox i.drug age_spline* i.sex i.stp downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro b1.White b5.imd i.vaccination_status calendar_day_spline* b1.bmi_g3 diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease
*PH test*
estat phtest,de
*un-stratified Cox, missing values as a separate category*
stcox i.drug age i.sex i.stp downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline*
stcox i.drug age i.sex i.stp downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* b1.bmi_g3_with_missing diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease
stcox i.drug age i.sex i.region_nhs downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline*
stcox i.drug age i.sex i.region_nhs downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* b1.bmi_g3_with_missing diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease
*age: 5-year band*
stcox i.drug b7.age_5y_band i.sex i.stp downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline*
stcox i.drug b7.age_5y_band i.sex i.stp downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* b1.bmi_g3_with_missing diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease
stcox i.drug b7.age_5y_band i.sex i.region_nhs downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline*
stcox i.drug b7.age_5y_band i.sex i.region_nhs downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* b1.bmi_g3_with_missing diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease
*age: Restricted cubic spline*
stcox i.drug age_spline* i.sex i.stp downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline*
stcox i.drug age_spline* i.sex i.stp downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* b1.bmi_g3_with_missing diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease
stcox i.drug age_spline* i.sex i.region_nhs downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline*
stcox i.drug age_spline* i.sex i.region_nhs downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* b1.bmi_g3_with_missing diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease
*stratified Cox, complete case*
*stcox i.drug age i.sex, strata(region_nhs week_after_campaign)
*too few events to allow two-level stratification*
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro b1.White b5.imd i.vaccination_status calendar_day_spline* , strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro b1.White b5.imd i.vaccination_status calendar_day_spline* b1.bmi_g3 diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease, strata(region_nhs)
stcox i.drug age i.sex i.region_nhs, strata(week_after_campaign)
stcox i.drug age i.sex i.region_nhs downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro, strata(week_after_campaign)
stcox i.drug age i.sex i.region_nhs downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro b1.White b5.imd i.vaccination_status , strata(week_after_campaign)
stcox i.drug age i.sex i.region_nhs downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro b1.White b5.imd i.vaccination_status b1.bmi_g3 diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease, strata(week_after_campaign)
*age: 5-year band*
stcox i.drug b7.age_5y_band i.sex, strata(region_nhs)
stcox i.drug b7.age_5y_band i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro, strata(region_nhs)
stcox i.drug b7.age_5y_band i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro b1.White b5.imd i.vaccination_status calendar_day_spline* , strata(region_nhs)
stcox i.drug b7.age_5y_band i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro b1.White b5.imd i.vaccination_status calendar_day_spline* b1.bmi_g3 diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease, strata(region_nhs)
stcox i.drug b7.age_5y_band i.sex i.region_nhs, strata(week_after_campaign)
stcox i.drug b7.age_5y_band i.sex i.region_nhs downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro, strata(week_after_campaign)
stcox i.drug b7.age_5y_band i.sex i.region_nhs downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro b1.White b5.imd i.vaccination_status , strata(week_after_campaign)
stcox i.drug b7.age_5y_band i.sex i.region_nhs downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro b1.White b5.imd i.vaccination_status b1.bmi_g3 diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease, strata(week_after_campaign)
*age: Restricted cubic spline*
stcox i.drug age_spline* i.sex, strata(region_nhs)
stcox i.drug age_spline* i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro, strata(region_nhs)
stcox i.drug age_spline* i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro b1.White b5.imd i.vaccination_status calendar_day_spline* , strata(region_nhs)
stcox i.drug age_spline* i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro b1.White b5.imd i.vaccination_status calendar_day_spline* b1.bmi_g3 diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease, strata(region_nhs)
stcox i.drug age_spline* i.sex i.region_nhs, strata(week_after_campaign)
stcox i.drug age_spline* i.sex i.region_nhs downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro, strata(week_after_campaign)
stcox i.drug age_spline* i.sex i.region_nhs downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro b1.White b5.imd i.vaccination_status , strata(week_after_campaign)
stcox i.drug age_spline* i.sex i.region_nhs downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro b1.White b5.imd i.vaccination_status b1.bmi_g3 diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease, strata(week_after_campaign)
*stratified Cox, missing values as a separate category*
stcox i.drug age i.sex i.region_nhs downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro b1.White_with_missing b5.imd_with_missing i.vaccination_status, strata(week_after_campaign)
stcox i.drug age i.sex i.region_nhs downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro b1.White_with_missing b5.imd_with_missing i.vaccination_status b1.bmi_g3_with_missing diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease, strata(week_after_campaign)
*age: 5-year band*
stcox i.drug b7.age_5y_band i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* , strata(region_nhs)
stcox i.drug b7.age_5y_band i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* b1.bmi_g3_with_missing diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease, strata(region_nhs)
stcox i.drug b7.age_5y_band i.sex i.region_nhs downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro b1.White_with_missing b5.imd_with_missing i.vaccination_status, strata(week_after_campaign)
stcox i.drug b7.age_5y_band i.sex i.region_nhs downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro b1.White_with_missing b5.imd_with_missing i.vaccination_status b1.bmi_g3_with_missing diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease, strata(week_after_campaign)
*age: Restricted cubic spline*
stcox i.drug age_spline* i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* , strata(region_nhs)
stcox i.drug age_spline* i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* b1.bmi_g3_with_missing diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease, strata(region_nhs)
stcox i.drug age_spline* i.sex i.region_nhs downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro b1.White_with_missing b5.imd_with_missing i.vaccination_status, strata(week_after_campaign)
stcox i.drug age_spline* i.sex i.region_nhs downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro b1.White_with_missing b5.imd_with_missing i.vaccination_status b1.bmi_g3_with_missing diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease, strata(week_after_campaign)
*propensity score weighted Cox*
*do "analysis/ado/psmatch2.ado"
*age continuous, complete case*
psmatch2 drug age i.sex i.region_nhs downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro b1.White b5.imd i.vaccination_status calendar_day_spline*, logit
drop psweight
gen psweight=cond( drug ==1,1/_pscore,1/(1-_pscore)) if _pscore!=.
sum psweight,de
by drug, sort: sum _pscore ,de
teffects ipw (failure) (drug age i.sex i.region_nhs downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro b1.White b5.imd i.vaccination_status calendar_day_spline*) if _pscore!=.
tebalance summarize
stset end_date [pwei=psweight], origin(start_date) failure(failure==1)
stcox i.drug
psmatch2 drug age i.sex i.region_nhs downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro b1.White b5.imd i.vaccination_status calendar_day_spline* b1.bmi_g3 diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease, logit
drop psweight
gen psweight=cond( drug ==1,1/_pscore,1/(1-_pscore)) if _pscore!=.
sum psweight,de
by drug, sort: sum _pscore ,de
teffects ipw (failure) (drug age i.sex i.region_nhs downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro b1.White b5.imd i.vaccination_status calendar_day_spline* b1.bmi_g3 diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease) if _pscore!=.
tebalance summarize
stset end_date [pwei=psweight], origin(start_date) failure(failure==1)
stcox i.drug
*age: 5-year band, complete case*
psmatch2 drug b7.age_5y_band i.sex i.region_nhs downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro b1.White b5.imd i.vaccination_status calendar_day_spline*, logit
drop psweight
gen psweight=cond( drug ==1,1/_pscore,1/(1-_pscore)) if _pscore!=.
sum psweight,de
by drug, sort: sum _pscore ,de
teffects ipw (failure) (drug b7.age_5y_band i.sex i.region_nhs downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro b1.White b5.imd i.vaccination_status calendar_day_spline*) if _pscore!=.
tebalance summarize
stset end_date [pwei=psweight], origin(start_date) failure(failure==1)
stcox i.drug
psmatch2 drug b7.age_5y_band i.sex i.region_nhs downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro b1.White b5.imd i.vaccination_status calendar_day_spline* b1.bmi_g3 diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease, logit
drop psweight
gen psweight=cond( drug ==1,1/_pscore,1/(1-_pscore)) if _pscore!=.
sum psweight,de
by drug, sort: sum _pscore ,de
teffects ipw (failure) (drug b7.age_5y_band i.sex i.region_nhs downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro b1.White b5.imd i.vaccination_status calendar_day_spline* b1.bmi_g3 diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease) if _pscore!=.
tebalance summarize
stset end_date [pwei=psweight], origin(start_date) failure(failure==1)
stcox i.drug
*age: 5-year band, missing values as a separate categorye*
psmatch2 drug b7.age_5y_band i.sex i.region_nhs downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline*, logit
drop psweight
gen psweight=cond( drug ==1,1/_pscore,1/(1-_pscore)) if _pscore!=.
sum psweight,de
by drug, sort: sum _pscore ,de
teffects ipw (failure) (drug b7.age_5y_band i.sex i.region_nhs downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline*) if _pscore!=.
tebalance summarize
stset end_date [pwei=psweight], origin(start_date) failure(failure==1)
stcox i.drug
psmatch2 drug b7.age_5y_band i.sex i.region_nhs downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* b1.bmi_g3_with_missing diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease, logit
drop psweight
gen psweight=cond( drug ==1,1/_pscore,1/(1-_pscore)) if _pscore!=.
sum psweight,de
by drug, sort: sum _pscore ,de
teffects ipw (failure) (drug b7.age_5y_band i.sex i.region_nhs downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* b1.bmi_g3_with_missing diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease) if _pscore!=.
tebalance summarize
stset end_date [pwei=psweight], origin(start_date) failure(failure==1)
stcox i.drug
*secondary outcomes*
*all-cause hosp/death*
*follow-up time and events*
stset end_date_allcause , origin(start_date) failure(failure_allcause==1)
tab _t drug,m col
by drug, sort: sum _t ,de
tab _t drug if failure_allcause==1,m col
tab _t drug if failure_allcause==1&end_date_allcause==hospitalisation_outcome_date&end_date_allcause!=death_date,m col
tab _t drug if failure_allcause==1&end_date_allcause==death_date,m col
tab failure_allcause drug if _st==1,m col
*stratified Cox, missing values as a separate category*
stcox i.drug age i.sex, strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra, strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline*, strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* b1.bmi_g3_with_missing diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease, strata(region_nhs)
estat phtest,de
stcox i.drug age i.sex, strata(stp)
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro, strata(stp)
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline*, strata(stp)
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* b1.bmi_g3_with_missing diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease, strata(stp)
stcox i.drug b7.age_5y_band i.sex, strata(region_nhs)
stcox i.drug b7.age_5y_band i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro, strata(region_nhs)
stcox i.drug b7.age_5y_band i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline*, strata(region_nhs)
stcox i.drug b7.age_5y_band i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* b1.bmi_g3_with_missing diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease, strata(region_nhs)
stcox i.drug age_spline* i.sex, strata(region_nhs)
stcox i.drug age_spline* i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro, strata(region_nhs)
stcox i.drug age_spline* i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline*, strata(region_nhs)
stcox i.drug age_spline* i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* b1.bmi_g3_with_missing diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease, strata(region_nhs)
*PSW*
psmatch2 drug age i.sex i.region_nhs if _st==1, logit
drop psweight
gen psweight=cond( drug ==1,1/_pscore,1/(1-_pscore)) if _pscore!=.
sum psweight,de
by drug, sort: sum _pscore ,de
teffects ipw (failure_allcause) (drug age i.sex i.region_nhs ) if _pscore!=.
tebalance summarize
stset end_date_allcause [pwei=psweight], origin(start_date) failure(failure_allcause==1)
stcox i.drug
psmatch2 drug age i.sex i.region_nhs downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra if _st==1, logit
drop psweight
gen psweight=cond( drug ==1,1/_pscore,1/(1-_pscore)) if _pscore!=.
sum psweight,de
by drug, sort: sum _pscore ,de
teffects ipw (failure_allcause) (drug age i.sex i.region_nhs downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra) if _pscore!=.
tebalance summarize
stset end_date_allcause [pwei=psweight], origin(start_date) failure(failure_allcause==1)
stcox i.drug
psmatch2 drug age i.sex i.region_nhs downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* if _st==1, logit
drop psweight
gen psweight=cond( drug ==1,1/_pscore,1/(1-_pscore)) if _pscore!=.
sum psweight,de
by drug, sort: sum _pscore ,de
teffects ipw (failure_allcause) (drug age i.sex i.region_nhs downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline*) if _pscore!=.
tebalance summarize
stset end_date_allcause [pwei=psweight], origin(start_date) failure(failure_allcause==1)
stcox i.drug
psmatch2 drug age i.sex i.region_nhs downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* b1.bmi_g3_with_missing diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease if _st==1, logit
histogram _pscore, by(drug, col(1))
graph export ./output/psgraph.svg, as(svg) replace
drop psweight
gen psweight=cond( drug ==1,1/_pscore,1/(1-_pscore)) if _pscore!=.
sum psweight,de
by drug, sort: sum _pscore ,de
teffects ipw (failure_allcause) (drug age i.sex i.region_nhs downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* b1.bmi_g3_with_missing diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease) if _pscore!=.
tebalance summarize
stset end_date_allcause [pwei=psweight], origin(start_date) failure(failure_allcause==1)
stcox i.drug
estat phtest,de
*2m covid hosp/death*
*follow-up time and events*
stset end_date_2m if start_date<=mdy(9,1,2022), origin(start_date) failure(failure_2m==1)
tab _t,m
tab _t drug,m col
by drug, sort: sum _t ,de
tab _t drug if failure_2m==1,m col
tab _t drug if failure_2m==1&end_date_2m==covid_hospitalisation_outcome_da&end_date_2m!=death_with_covid_on_the_death_ce,m col
tab _t drug if failure_2m==1&end_date_2m==death_with_covid_on_the_death_ce,m col
tab failure_2m drug if _st==1,m col
*stratified Cox, missing values as a separate category*
stcox i.drug age i.sex, strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra, strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline*, strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* b1.bmi_g3_with_missing diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease, strata(region_nhs)
estat phtest,de
stcox i.drug age i.sex, strata(stp)
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro, strata(stp)
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline*, strata(stp)
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* b1.bmi_g3_with_missing diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease, strata(stp)
stcox i.drug b7.age_5y_band i.sex, strata(region_nhs)
stcox i.drug b7.age_5y_band i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro, strata(region_nhs)
stcox i.drug b7.age_5y_band i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline*, strata(region_nhs)
stcox i.drug b7.age_5y_band i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* b1.bmi_g3_with_missing diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease, strata(region_nhs)
stcox i.drug age_spline* i.sex, strata(region_nhs)
stcox i.drug age_spline* i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro, strata(region_nhs)
stcox i.drug age_spline* i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline*, strata(region_nhs)
stcox i.drug age_spline* i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* b1.bmi_g3_with_missing diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease, strata(region_nhs)
*PSW*
psmatch2 drug age i.sex i.region_nhs if _st==1, logit
drop psweight
gen psweight=cond( drug ==1,1/_pscore,1/(1-_pscore)) if _pscore!=.
sum psweight,de
by drug, sort: sum _pscore ,de
teffects ipw (failure_2m) (drug age i.sex i.region_nhs ) if _pscore!=.
tebalance summarize
stset end_date_2m [pwei=psweight], origin(start_date) failure(failure_2m==1)
stcox i.drug
psmatch2 drug age i.sex i.region_nhs downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra if _st==1, logit
drop psweight
gen psweight=cond( drug ==1,1/_pscore,1/(1-_pscore)) if _pscore!=.
sum psweight,de
by drug, sort: sum _pscore ,de
teffects ipw (failure_2m) (drug age i.sex i.region_nhs downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra) if _pscore!=.
tebalance summarize
stset end_date_2m [pwei=psweight], origin(start_date) failure(failure_2m==1)
stcox i.drug
psmatch2 drug age i.sex i.region_nhs downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* if _st==1, logit
drop psweight
gen psweight=cond( drug ==1,1/_pscore,1/(1-_pscore)) if _pscore!=.
sum psweight,de
by drug, sort: sum _pscore ,de
teffects ipw (failure_2m) (drug age i.sex i.region_nhs downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline*) if _pscore!=.
tebalance summarize
stset end_date_2m [pwei=psweight], origin(start_date) failure(failure_2m==1)
stcox i.drug
psmatch2 drug age i.sex i.region_nhs downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* b1.bmi_g3_with_missing diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease if _st==1, logit
histogram _pscore, by(drug, col(1))
graph export ./output/psgraph.svg, as(svg) replace
drop psweight
gen psweight=cond( drug ==1,1/_pscore,1/(1-_pscore)) if _pscore!=.
sum psweight,de
by drug, sort: sum _pscore ,de
teffects ipw (failure_2m) (drug age i.sex i.region_nhs downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* b1.bmi_g3_with_missing diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease) if _pscore!=.
tebalance summarize
stset end_date_2m [pwei=psweight], origin(start_date) failure(failure_2m==1)
stcox i.drug
estat phtest,de
*subgroup analysis*
stset end_date , origin(start_date) failure(failure==1)
*main analysis*
stcox i.drug##i.sex age downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* b1.bmi_g3_with_missing diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease, strata(region_nhs)
stcox i.drug age downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* b1.bmi_g3_with_missing diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease if sex==0, strata(region_nhs)
stcox i.drug age downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* b1.bmi_g3_with_missing diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease if sex==1, strata(region_nhs)
stcox i.drug##i.age_group3 i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* b1.bmi_g3_with_missing diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease, strata(region_nhs)
stcox i.drug i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* b1.bmi_g3_with_missing diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease if age_group3==0, strata(region_nhs)
stcox i.drug i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* b1.bmi_g3_with_missing diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease if age_group3==1, strata(region_nhs)
stcox i.drug i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* b1.bmi_g3_with_missing diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease if age_group3==2, strata(region_nhs)
stcox i.drug##i.age_55 i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* b1.bmi_g3_with_missing diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease, strata(region_nhs)
stcox i.drug i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* b1.bmi_g3_with_missing diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease if age_55==0, strata(region_nhs)
stcox i.drug i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* b1.bmi_g3_with_missing diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease if age_55==1, strata(region_nhs)
stcox i.drug##i.age_60 i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* b1.bmi_g3_with_missing diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease, strata(region_nhs)
stcox i.drug i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* b1.bmi_g3_with_missing diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease if age_60==0, strata(region_nhs)
stcox i.drug i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* b1.bmi_g3_with_missing diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease if age_60==1, strata(region_nhs)
stcox i.drug##i.White age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b5.imd_with_missing i.vaccination_status calendar_day_spline* b1.bmi_g3_with_missing diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease, strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b5.imd_with_missing i.vaccination_status calendar_day_spline* b1.bmi_g3_with_missing diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease if White==1, strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b5.imd_with_missing i.vaccination_status calendar_day_spline* b1.bmi_g3_with_missing diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease if White==0, strata(region_nhs)
stcox i.drug##i.downs_syndrome solid_cancer_new age i.sex haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* b1.bmi_g3_with_missing diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease , strata(region_nhs)
stcox i.drug solid_cancer_new age i.sex haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* b1.bmi_g3_with_missing diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease if downs_syndrome==0, strata(region_nhs)
stcox i.drug##i.solid_cancer_new age i.sex downs_syndrome haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* b1.bmi_g3_with_missing diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease , strata(region_nhs)
stcox i.drug age i.sex downs_syndrome haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* b1.bmi_g3_with_missing diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease if solid_cancer_new==1, strata(region_nhs)
stcox i.drug age i.sex downs_syndrome haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* b1.bmi_g3_with_missing diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease if solid_cancer_new==0, strata(region_nhs)
stcox i.drug##i.haema_disease age i.sex downs_syndrome solid_cancer_new imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* b1.bmi_g3_with_missing diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease, strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer_new imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* b1.bmi_g3_with_missing diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease if haema_disease==1, strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer_new imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* b1.bmi_g3_with_missing diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease if haema_disease==0, strata(region_nhs)
stcox i.drug##i.imid age i.sex downs_syndrome solid_cancer_new haema_disease immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* b1.bmi_g3_with_missing diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease , strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* b1.bmi_g3_with_missing diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease if imid==1, strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* b1.bmi_g3_with_missing diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease if imid==0, strata(region_nhs)
stcox i.drug##i.immunosupression_new age i.sex downs_syndrome solid_cancer_new haema_disease imid rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* b1.bmi_g3_with_missing diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease , strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* b1.bmi_g3_with_missing diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease if immunosupression_new==1, strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* b1.bmi_g3_with_missing diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease if immunosupression_new==0, strata(region_nhs)
stcox i.drug##i.rare_neuro age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* b1.bmi_g3_with_missing diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease , strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* b1.bmi_g3_with_missing diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease if rare_neuro==0, strata(region_nhs)
stcox i.drug##i.bmi_g3 age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease, strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease if bmi_g3==1, strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease if bmi_g3==2, strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease if bmi_g3==3, strata(region_nhs)
stcox i.drug##i.bmi_25 age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease, strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease if bmi_25==0, strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease if bmi_25==1, strata(region_nhs)
stcox i.drug##i.bmi_30 age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease, strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease if bmi_30==0, strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease if bmi_30==1, strata(region_nhs)
stcox i.drug##i.diabetes age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* b1.bmi_g3_with_missing chronic_cardiac_disease hypertension chronic_respiratory_disease, strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* b1.bmi_g3_with_missing chronic_cardiac_disease hypertension chronic_respiratory_disease if diabetes ==0, strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* b1.bmi_g3_with_missing chronic_cardiac_disease hypertension chronic_respiratory_disease if diabetes ==1, strata(region_nhs)
stcox i.drug##i.chronic_cardiac_disease age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* b1.bmi_g3_with_missing diabetes hypertension chronic_respiratory_disease, strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* b1.bmi_g3_with_missing diabetes hypertension chronic_respiratory_disease if chronic_cardiac_disease==0, strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* b1.bmi_g3_with_missing diabetes hypertension chronic_respiratory_disease if chronic_cardiac_disease==1, strata(region_nhs)
stcox i.drug##i.hypertension age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* b1.bmi_g3_with_missing diabetes chronic_cardiac_disease chronic_respiratory_disease, strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* b1.bmi_g3_with_missing diabetes chronic_cardiac_disease chronic_respiratory_disease if hypertension==0, strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* b1.bmi_g3_with_missing diabetes chronic_cardiac_disease chronic_respiratory_disease if hypertension==1, strata(region_nhs)
stcox i.drug##i.chronic_respiratory_disease age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* b1.bmi_g3_with_missing diabetes chronic_cardiac_disease hypertension , strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* b1.bmi_g3_with_missing diabetes chronic_cardiac_disease hypertension if chronic_respiratory_disease==0, strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* b1.bmi_g3_with_missing diabetes chronic_cardiac_disease hypertension if chronic_respiratory_disease==1, strata(region_nhs)
stcox i.drug##i.vaccination_g3 age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing calendar_day_spline* b1.bmi_g3_with_missing diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease, strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing calendar_day_spline* b1.bmi_g3_with_missing diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease if vaccination_g3==1, strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing calendar_day_spline* b1.bmi_g3_with_missing diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease if vaccination_g3==2, strata(region_nhs)
*stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro b1.White_with_missing b5.imd_with_missing calendar_day_spline* b1.bmi_g3_with_missing diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease if vaccination_3==0, strata(region_nhs)
*stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro b1.White_with_missing b5.imd_with_missing calendar_day_spline* b1.bmi_g3_with_missing diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease if vaccination_status==0, strata(region_nhs)
stcox i.drug##i.d_postest_treat_g2 age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* b1.bmi_g3_with_missing diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease, strata(region_nhs)
*stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* b1.bmi_g3_with_missing diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease if d_postest_treat_g2==0, strata(region_nhs)
*stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* b1.bmi_g3_with_missing diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease if d_postest_treat_g2==1, strata(region_nhs)
gen may_31_after=(start_date>=mdy(5,31,2022))
tab drug may_31_after,row chi
stcox i.drug##i.may_31_after i.sex age downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status b1.bmi_g3_with_missing diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease, strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status i.week_after_campaign b1.bmi_g3_with_missing diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease if may_31_after==0, strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status i.week_after_campaign b1.bmi_g3_with_missing diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease if may_31_after==1, strata(region_nhs)
*use minimal-adjusted model*
stcox i.drug##i.sex age , strata(region_nhs)
stcox i.drug age if sex==0, strata(region_nhs)
stcox i.drug age if sex==1, strata(region_nhs)
stcox i.drug##i.age_group3 i.sex , strata(region_nhs)
stcox i.drug i.sex if age_group3==0, strata(region_nhs)
stcox i.drug i.sex if age_group3==1, strata(region_nhs)
stcox i.drug i.sex if age_group3==2, strata(region_nhs)
stcox i.drug##i.age_60 i.sex , strata(region_nhs)
stcox i.drug i.sex if age_60==0, strata(region_nhs)
stcox i.drug i.sex if age_60==1, strata(region_nhs)
stcox i.drug##i.White age i.sex , strata(region_nhs)
stcox i.drug age i.sex if White==1, strata(region_nhs)
stcox i.drug age i.sex if White==0, strata(region_nhs)
stcox i.drug##i.solid_cancer_new age i.sex , strata(region_nhs)
stcox i.drug age i.sex if solid_cancer_new==1, strata(region_nhs)
stcox i.drug age i.sex if solid_cancer_new==0, strata(region_nhs)
stcox i.drug##i.haema_disease age i.sex , strata(region_nhs)
stcox i.drug age i.sex if haema_disease==1, strata(region_nhs)
stcox i.drug age i.sex if haema_disease==0, strata(region_nhs)
stcox i.drug##i.imid age i.sex , strata(region_nhs)
stcox i.drug age i.sex if imid==1, strata(region_nhs)
stcox i.drug age i.sex if imid==0, strata(region_nhs)
stcox i.drug##i.immunosupression_new age i.sex , strata(region_nhs)
stcox i.drug##i.rare_neuro age i.sex , strata(region_nhs)
stcox i.drug##i.bmi_g3 age i.sex , strata(region_nhs)
stcox i.drug age i.sex if bmi_g3==1, strata(region_nhs)
stcox i.drug age i.sex if bmi_g3==2, strata(region_nhs)
stcox i.drug age i.sex if bmi_g3==3, strata(region_nhs)
stcox i.drug##i.bmi_25 age i.sex , strata(region_nhs)
stcox i.drug age i.sex if bmi_25==0, strata(region_nhs)
stcox i.drug age i.sex if bmi_25==1, strata(region_nhs)
stcox i.drug##i.bmi_30 age i.sex , strata(region_nhs)
stcox i.drug age i.sex if bmi_30==0, strata(region_nhs)
stcox i.drug age i.sex if bmi_30==1, strata(region_nhs)
stcox i.drug##i.diabetes age i.sex , strata(region_nhs)
stcox i.drug age i.sex if diabetes ==0, strata(region_nhs)
stcox i.drug age i.sex if diabetes ==1, strata(region_nhs)
stcox i.drug##i.chronic_cardiac_disease age i.sex , strata(region_nhs)
stcox i.drug age i.sex if chronic_cardiac_disease==0, strata(region_nhs)
stcox i.drug age i.sex if chronic_cardiac_disease==1, strata(region_nhs)
stcox i.drug##i.hypertension age i.sex , strata(region_nhs)
stcox i.drug age i.sex if hypertension==0, strata(region_nhs)
stcox i.drug age i.sex if hypertension==1, strata(region_nhs)
stcox i.drug##i.chronic_respiratory_disease age i.sex , strata(region_nhs)
stcox i.drug age i.sex if chronic_respiratory_disease==0, strata(region_nhs)
stcox i.drug age i.sex if chronic_respiratory_disease==1, strata(region_nhs)
stcox i.drug##i.vaccination_g3 age i.sex , strata(region_nhs)
stcox i.drug age i.sex if vaccination_g3==1, strata(region_nhs)
stcox i.drug age i.sex if vaccination_g3==2, strata(region_nhs)
*stcox i.drug age i.sex if vaccination_3==0, strata(region_nhs)
stcox i.drug##i.d_postest_treat_g2 age i.sex , strata(region_nhs)
stcox i.drug age i.sex if d_postest_treat_g2==0, strata(region_nhs)
stcox i.drug age i.sex if d_postest_treat_g2==1, strata(region_nhs)
stcox i.drug##i.may_31_after i.sex age , strata(region_nhs)
stcox i.drug age i.sex if may_31_after==0, strata(region_nhs)
stcox i.drug age i.sex if may_31_after==1, strata(region_nhs)
*sensitivity analysis*
stset end_date , origin(start_date) failure(failure==1)
*additionally adjusting for days between test positive and treatment initiation, and days/months between last vaccination date and treatment initiation; *
stcox i.drug age i.sex i.d_postest_treat_missing i.month_after_vaccinate_missing, strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra i.d_postest_treat_missing i.month_after_vaccinate_missing, strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* i.d_postest_treat_missing i.month_after_vaccinate_missing, strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* b1.bmi_g3_with_missing diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease i.d_postest_treat_missing i.month_after_vaccinate_missing, strata(region_nhs)
*exclude patients with HIV/AIDS due to small number*
stcox i.drug age i.sex if hiv_aids==0, strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra if hiv_aids==0, strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* if hiv_aids==0, strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* b1.bmi_g3_with_missing diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease if hiv_aids==0, strata(region_nhs)
*exclude 1-year drug interactions*
stcox i.drug age i.sex if (drugs_do_not_use>start_date|drugs_do_not_use<(start_date-365.25))&(drugs_consider_risk>start_date|drugs_consider_risk<(start_date-365.25)), strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro if (drugs_do_not_use>start_date|drugs_do_not_use<(start_date-365.25))&(drugs_consider_risk>start_date|drugs_consider_risk<(start_date-365.25)), strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* if (drugs_do_not_use>start_date|drugs_do_not_use<(start_date-365.25))&(drugs_consider_risk>start_date|drugs_consider_risk<(start_date-365.25)), strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* b1.bmi_g3_with_missing diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease if (drugs_do_not_use>start_date|drugs_do_not_use<(start_date-365.25))&(drugs_consider_risk>start_date|drugs_consider_risk<(start_date-365.25)), strata(region_nhs)
*excluding patients with treatment records of both sotrovimab and Pax, or with treatment records of any other therapies*
stcox i.drug age i.sex if (sotrovimab_covid_therapeutics==.|paxlovid_covid_therapeutics==.|sotrovimab_covid_therapeutics>start_date_29|paxlovid_covid_therapeutics>start_date_29)&molnupiravir_covid_therapeutics>start_date_29&remdesivir_covid_therapeutics>start_date_29&casirivimab_covid_therapeutics>start_date_29, strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra if (sotrovimab_covid_therapeutics==.|paxlovid_covid_therapeutics==.|sotrovimab_covid_therapeutics>start_date_29|paxlovid_covid_therapeutics>start_date_29)&molnupiravir_covid_therapeutics>start_date_29&remdesivir_covid_therapeutics>start_date_29&casirivimab_covid_therapeutics>start_date_29, strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* if (sotrovimab_covid_therapeutics==.|paxlovid_covid_therapeutics==.|sotrovimab_covid_therapeutics>start_date_29|paxlovid_covid_therapeutics>start_date_29)&molnupiravir_covid_therapeutics>start_date_29&remdesivir_covid_therapeutics>start_date_29&casirivimab_covid_therapeutics>start_date_29, strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* b1.bmi_g3_with_missing diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease if (sotrovimab_covid_therapeutics==.|paxlovid_covid_therapeutics==.|sotrovimab_covid_therapeutics>start_date_29|paxlovid_covid_therapeutics>start_date_29)&molnupiravir_covid_therapeutics>start_date_29&remdesivir_covid_therapeutics>start_date_29&casirivimab_covid_therapeutics>start_date_29, strata(region_nhs)
*excluding patients who were identified to be pregnant at treatment initiation*
*stcox i.drug age i.sex if pregnancy!=1, strata(region_nhs)
*stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro if pregnancy!=1, strata(region_nhs)
*stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro b6.ethnicity_with_missing b5.imd_with_missing i.vaccination_status i.week_after_campaign if pregnancy!=1, strata(region_nhs)
*stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro b6.ethnicity_with_missing b5.imd_with_missing i.vaccination_status i.week_after_campaign b1.bmi_g4_with_missing diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease if pregnancy!=1, strata(region_nhs)
*additionally adjusting for rural-urban classification, other comorbidities (dementia, autism, learning disabilities, severe mental illness), and care home residency and housebound status *
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* b1.bmi_g3_with_missing diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease i.rural_urban_with_missing autism_nhsd care_home_primis dementia_nhsd housebound_opensafely learning_disability_primis serious_mental_illness_nhsd, strata(region_nhs)
*excluding patients who did not have a positive SARS-CoV-2 test record before treatment or initiated treatment after 5 days since positive SARS-CoV-2 test*
stcox i.drug age i.sex if d_postest_treat>=0&d_postest_treat<=5, strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra if d_postest_treat>=0&d_postest_treat<=5, strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* if d_postest_treat>=0&d_postest_treat<=5, strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* b1.bmi_g3_with_missing diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease if d_postest_treat>=0&d_postest_treat<=5, strata(region_nhs)
*create a 1-day lag in the follow-up start date *
stcox i.drug age i.sex if _t>=2, strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra if _t>=2, strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* if _t>=2, strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* b1.bmi_g3_with_missing diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease if _t>=2, strata(region_nhs)
*create a 2-day lag in the follow-up start date *
stcox i.drug age i.sex if _t>=3, strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra if _t>=3, strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* if _t>=3, strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* b1.bmi_g3_with_missing diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease if _t>=3, strata(region_nhs)
*use older version of codelist for solid_cancer and immunosupression*
stcox i.drug age i.sex downs_syndrome solid_cancer haema_disease imid immunosupression rare_neuro drugs_consider_risk_contra, strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer haema_disease imid immunosupression rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* , strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer haema_disease imid immunosupression rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* b1.bmi_g3_with_missing diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease , strata(region_nhs)
*using Cox models with calendar date as the underlying time scale*
gen campaign_start_date=mdy(12,16,2021)
stset end_date , origin(campaign_start_date) enter(start_date) failure(failure==1)
stcox i.drug age i.sex, strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra, strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline*, strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* b1.bmi_g3_with_missing diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease, strata(region_nhs)
*not restricting to primary diagnosis when defining COVID-19 related hospitalisation*
stset end_date_not_primary , origin(start_date) failure(failure_not_primary==1)
tab _t drug,m col
by drug, sort: sum _t ,de
tab _t drug if failure_not_primary==1,m col
tab _t drug if failure_not_primary==1&end_date_not_primary==death_with_covid_on_the_death_ce,m col
tab failure_not_primary drug if _st==1,m col
stcox i.drug age i.sex, strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra, strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline*, strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* b1.bmi_g3_with_missing diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease, strata(region_nhs)
*ATT weight*
psmatch2 drug age i.sex i.region_nhs downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* b1.bmi_g3_with_missing diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease, logit
drop psweight
gen psweight=cond( drug ==1,1,_pscore/(1-_pscore)) if _pscore!=.
sum psweight,de
by drug, sort: sum _pscore ,de
stset end_date [pwei=psweight], origin(start_date) failure(failure==1)
stcox i.drug
estat phtest,de
*exclude all patients in the non-overlapping parts of the PS distribution*
psmatch2 drug age i.sex i.region_nhs downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* b1.bmi_g3_with_missing diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease, logit
drop psweight
gen psweight=cond( drug ==1,1/_pscore,1/(1-_pscore)) if _pscore!=.
sum psweight,de
sum _pscore if drug==0,de
gen _pscore_sot_min=r(min)
gen _pscore_sot_max=r(max)
sum _pscore if drug==1,de
gen _pscore_pax_min=r(min)
gen _pscore_pax_max=r(max)
stset end_date if (drug==0&_pscore>=_pscore_pax_min&_pscore<=_pscore_pax_max)|(drug==1&_pscore>=_pscore_sot_min&_pscore<=_pscore_sot_max) [pwei=psweight], origin(start_date) failure(failure==1)
stcox i.drug
drop _pscore_sot_min _pscore_sot_max _pscore_pax_min _pscore_pax_max
*ATE with "Crump" trimming*
psmatch2 drug age i.sex i.region_nhs downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* b1.bmi_g3_with_missing diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease, logit
drop psweight
gen psweight=cond( drug ==1,1/_pscore,1/(1-_pscore)) if _pscore!=.
sum psweight,de
by drug, sort: sum _pscore ,de
stset end_date if _pscore>0.05 & _pscore<0.95 [pwei=psweight], origin(start_date) failure(failure==1)
stcox i.drug
psmatch2 drug age i.sex i.region_nhs downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* b1.bmi_g3_with_missing diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease if _st==1, logit
drop psweight
gen psweight=cond( drug ==1,1/_pscore,1/(1-_pscore)) if _pscore!=.
sum psweight,de
by drug, sort: sum _pscore ,de
stset end_date [pwei=psweight], origin(start_date) failure(failure==1)
stcox i.drug
*ATE with "Sturmer" trimming*
psmatch2 drug age i.sex i.region_nhs downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* b1.bmi_g3_with_missing diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease, logit
drop psweight
gen psweight=cond( drug ==1,1/_pscore,1/(1-_pscore)) if _pscore!=.
sum psweight,de
sum _pscore if drug==0,de
gen _pscore_sot_95=r(p95)
sum _pscore if drug==1,de
gen _pscore_pax_5=r(p5)
stset end_date if _pscore>_pscore_pax_5 & _pscore<_pscore_sot_95 [pwei=psweight], origin(start_date) failure(failure==1)
stcox i.drug
psmatch2 drug age i.sex i.region_nhs downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* b1.bmi_g3_with_missing diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease if _st==1, logit
drop psweight
gen psweight=cond( drug ==1,1/_pscore,1/(1-_pscore)) if _pscore!=.
sum psweight,de
by drug, sort: sum _pscore ,de
stset end_date [pwei=psweight], origin(start_date) failure(failure==1)
stcox i.drug
drop _pscore_pax_5 _pscore_sot_95
*cause-specific analysis*
gen failure_covid=(failure_allcause==1&(covid_hospitalisation_outcome_da==end_date_allcause|death_with_covid_on_the_death_ce==end_date_allcause))
gen failure_other=(failure_allcause==1&(covid_hospitalisation_outcome_da!=end_date_allcause&death_with_covid_on_the_death_ce!=end_date_allcause))
tab failure_covid failure_other,m
stset end_date_allcause , origin(start_date) failure(failure_covid==1)
stcox i.drug age i.sex, strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra, strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline*, strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* b1.bmi_g3_with_missing diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease, strata(region_nhs)
psmatch2 drug age i.sex i.region_nhs downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* b1.bmi_g3_with_missing diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease, logit
drop psweight
gen psweight=cond( drug ==1,1/_pscore,1/(1-_pscore)) if _pscore!=.
sum psweight,de
by drug, sort: sum _pscore ,de
teffects ipw (failure_covid) (drug age i.sex i.region_nhs downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* b1.bmi_g3_with_missing diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease) if _pscore!=.
tebalance summarize
stset end_date_allcause [pwei=psweight], origin(start_date) failure(failure_covid==1)
stcox i.drug
stset end_date_allcause , origin(start_date) failure(failure_other==1)
stcox i.drug age i.sex, strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra, strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline*, strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* b1.bmi_g3_with_missing diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease, strata(region_nhs)
psmatch2 drug age i.sex i.region_nhs downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* b1.bmi_g3_with_missing diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease, logit
drop psweight
gen psweight=cond( drug ==1,1/_pscore,1/(1-_pscore)) if _pscore!=.
sum psweight,de
by drug, sort: sum _pscore ,de
teffects ipw (failure_other) (drug age i.sex i.region_nhs downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* b1.bmi_g3_with_missing diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease) if _pscore!=.
tebalance summarize
stset end_date_allcause [pwei=psweight], origin(start_date) failure(failure_other==1)
stcox i.drug
*sensi-all_cause*
stset end_date_allcause , origin(start_date) failure(failure_allcause==1)
*additionally adjusting for days between test positive and treatment initiation, and days/months between last vaccination date and treatment initiation; *
stcox i.drug age i.sex i.d_postest_treat_missing i.month_after_vaccinate_missing, strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra i.d_postest_treat_missing i.month_after_vaccinate_missing, strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* i.d_postest_treat_missing i.month_after_vaccinate_missing, strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* b1.bmi_g3_with_missing diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease i.d_postest_treat_missing i.month_after_vaccinate_missing, strata(region_nhs)
*exclude patients with HIV/AIDS due to small number*
stcox i.drug age i.sex if hiv_aids==0, strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra if hiv_aids==0, strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* if hiv_aids==0, strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* b1.bmi_g3_with_missing diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease if hiv_aids==0, strata(region_nhs)
*exclude 1-year drug interactions*
stcox i.drug age i.sex if (drugs_do_not_use>start_date|drugs_do_not_use<(start_date-365.25))&(drugs_consider_risk>start_date|drugs_consider_risk<(start_date-365.25)), strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro if (drugs_do_not_use>start_date|drugs_do_not_use<(start_date-365.25))&(drugs_consider_risk>start_date|drugs_consider_risk<(start_date-365.25)), strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* if (drugs_do_not_use>start_date|drugs_do_not_use<(start_date-365.25))&(drugs_consider_risk>start_date|drugs_consider_risk<(start_date-365.25)), strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* b1.bmi_g3_with_missing diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease if (drugs_do_not_use>start_date|drugs_do_not_use<(start_date-365.25))&(drugs_consider_risk>start_date|drugs_consider_risk<(start_date-365.25)), strata(region_nhs)
*excluding patients with treatment records of both sotrovimab and Pax, or with treatment records of any other therapies*
stcox i.drug age i.sex if (sotrovimab_covid_therapeutics==.|paxlovid_covid_therapeutics==.|sotrovimab_covid_therapeutics>start_date_29|paxlovid_covid_therapeutics>start_date_29)&molnupiravir_covid_therapeutics>start_date_29&remdesivir_covid_therapeutics>start_date_29&casirivimab_covid_therapeutics>start_date_29, strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra if (sotrovimab_covid_therapeutics==.|paxlovid_covid_therapeutics==.|sotrovimab_covid_therapeutics>start_date_29|paxlovid_covid_therapeutics>start_date_29)&molnupiravir_covid_therapeutics>start_date_29&remdesivir_covid_therapeutics>start_date_29&casirivimab_covid_therapeutics>start_date_29, strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* if (sotrovimab_covid_therapeutics==.|paxlovid_covid_therapeutics==.|sotrovimab_covid_therapeutics>start_date_29|paxlovid_covid_therapeutics>start_date_29)&molnupiravir_covid_therapeutics>start_date_29&remdesivir_covid_therapeutics>start_date_29&casirivimab_covid_therapeutics>start_date_29, strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* b1.bmi_g3_with_missing diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease if (sotrovimab_covid_therapeutics==.|paxlovid_covid_therapeutics==.|sotrovimab_covid_therapeutics>start_date_29|paxlovid_covid_therapeutics>start_date_29)&molnupiravir_covid_therapeutics>start_date_29&remdesivir_covid_therapeutics>start_date_29&casirivimab_covid_therapeutics>start_date_29, strata(region_nhs)
*excluding patients who were identified to be pregnant at treatment initiation*
*stcox i.drug age i.sex if pregnancy!=1, strata(region_nhs)
*stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro if pregnancy!=1, strata(region_nhs)
*stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro b6.ethnicity_with_missing b5.imd_with_missing i.vaccination_status i.week_after_campaign if pregnancy!=1, strata(region_nhs)
*stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro b6.ethnicity_with_missing b5.imd_with_missing i.vaccination_status i.week_after_campaign b1.bmi_g4_with_missing diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease if pregnancy!=1, strata(region_nhs)
*additionally adjusting for rural-urban classification, other comorbidities (dementia, autism, learning disabilities, severe mental illness), and care home residency and housebound status *
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* b1.bmi_g3_with_missing diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease i.rural_urban_with_missing autism_nhsd care_home_primis dementia_nhsd housebound_opensafely learning_disability_primis serious_mental_illness_nhsd, strata(region_nhs)
*excluding patients who did not have a positive SARS-CoV-2 test record before treatment or initiated treatment after 5 days since positive SARS-CoV-2 test*
stcox i.drug age i.sex if d_postest_treat>=0&d_postest_treat<=5, strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra if d_postest_treat>=0&d_postest_treat<=5, strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* if d_postest_treat>=0&d_postest_treat<=5, strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* b1.bmi_g3_with_missing diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease if d_postest_treat>=0&d_postest_treat<=5, strata(region_nhs)
*create a 1-day lag in the follow-up start date *
stcox i.drug age i.sex if _t>=2, strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra if _t>=2, strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* if _t>=2, strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* b1.bmi_g3_with_missing diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease if _t>=2, strata(region_nhs)
*create a 2-day lag in the follow-up start date *
stcox i.drug age i.sex if _t>=3, strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra if _t>=3, strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* if _t>=3, strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* b1.bmi_g3_with_missing diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease if _t>=3, strata(region_nhs)
*use older version of codelist for solid_cancer and immunosupression*
stcox i.drug age i.sex downs_syndrome solid_cancer haema_disease imid immunosupression rare_neuro drugs_consider_risk_contra , strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer haema_disease imid immunosupression rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* , strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer haema_disease imid immunosupression rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* b1.bmi_g3_with_missing diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease , strata(region_nhs)
*using Cox models with calendar date as the underlying time scale*
stset end_date_allcause , origin(campaign_start_date) enter(start_date) failure(failure_allcause==1)
stcox i.drug age i.sex, strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra, strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline*, strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* b1.bmi_g3_with_missing diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease, strata(region_nhs)
*sensi-2m_covid*
stset end_date_2m if start_date<=mdy(9,1,2022), origin(start_date) failure(failure_2m==1)
*additionally adjusting for days between test positive and treatment initiation, and days/months between last vaccination date and treatment initiation; *
stcox i.drug age i.sex i.d_postest_treat_missing i.month_after_vaccinate_missing, strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra i.d_postest_treat_missing i.month_after_vaccinate_missing, strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* i.d_postest_treat_missing i.month_after_vaccinate_missing, strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* b1.bmi_g3_with_missing diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease i.d_postest_treat_missing i.month_after_vaccinate_missing, strata(region_nhs)
*exclude patients with HIV/AIDS due to small number*
stcox i.drug age i.sex if hiv_aids==0, strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra if hiv_aids==0, strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* if hiv_aids==0, strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* b1.bmi_g3_with_missing diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease if hiv_aids==0, strata(region_nhs)
*exclude 1-year drug interactions*
stcox i.drug age i.sex if (drugs_do_not_use>start_date|drugs_do_not_use<(start_date-365.25))&(drugs_consider_risk>start_date|drugs_consider_risk<(start_date-365.25)), strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro if (drugs_do_not_use>start_date|drugs_do_not_use<(start_date-365.25))&(drugs_consider_risk>start_date|drugs_consider_risk<(start_date-365.25)), strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* if (drugs_do_not_use>start_date|drugs_do_not_use<(start_date-365.25))&(drugs_consider_risk>start_date|drugs_consider_risk<(start_date-365.25)), strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* b1.bmi_g3_with_missing diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease if (drugs_do_not_use>start_date|drugs_do_not_use<(start_date-365.25))&(drugs_consider_risk>start_date|drugs_consider_risk<(start_date-365.25)), strata(region_nhs)
*excluding patients with treatment records of both sotrovimab and Pax, or with treatment records of any other therapies*
stcox i.drug age i.sex if (sotrovimab_covid_therapeutics==.|paxlovid_covid_therapeutics==.|sotrovimab_covid_therapeutics>start_date_29|paxlovid_covid_therapeutics>start_date_29)&molnupiravir_covid_therapeutics>start_date_29&remdesivir_covid_therapeutics>start_date_29&casirivimab_covid_therapeutics>start_date_29, strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra if (sotrovimab_covid_therapeutics==.|paxlovid_covid_therapeutics==.|sotrovimab_covid_therapeutics>start_date_29|paxlovid_covid_therapeutics>start_date_29)&molnupiravir_covid_therapeutics>start_date_29&remdesivir_covid_therapeutics>start_date_29&casirivimab_covid_therapeutics>start_date_29, strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* if (sotrovimab_covid_therapeutics==.|paxlovid_covid_therapeutics==.|sotrovimab_covid_therapeutics>start_date_29|paxlovid_covid_therapeutics>start_date_29)&molnupiravir_covid_therapeutics>start_date_29&remdesivir_covid_therapeutics>start_date_29&casirivimab_covid_therapeutics>start_date_29, strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* b1.bmi_g3_with_missing diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease if (sotrovimab_covid_therapeutics==.|paxlovid_covid_therapeutics==.|sotrovimab_covid_therapeutics>start_date_29|paxlovid_covid_therapeutics>start_date_29)&molnupiravir_covid_therapeutics>start_date_29&remdesivir_covid_therapeutics>start_date_29&casirivimab_covid_therapeutics>start_date_29, strata(region_nhs)
*excluding patients who were identified to be pregnant at treatment initiation*
*stcox i.drug age i.sex if pregnancy!=1, strata(region_nhs)
*stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro if pregnancy!=1, strata(region_nhs)
*stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro b6.ethnicity_with_missing b5.imd_with_missing i.vaccination_status i.week_after_campaign if pregnancy!=1, strata(region_nhs)
*stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro b6.ethnicity_with_missing b5.imd_with_missing i.vaccination_status i.week_after_campaign b1.bmi_g4_with_missing diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease if pregnancy!=1, strata(region_nhs)
*additionally adjusting for rural-urban classification, other comorbidities (dementia, autism, learning disabilities, severe mental illness), and care home residency and housebound status *
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* b1.bmi_g3_with_missing diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease i.rural_urban_with_missing autism_nhsd care_home_primis dementia_nhsd housebound_opensafely learning_disability_primis serious_mental_illness_nhsd, strata(region_nhs)
*excluding patients who did not have a positive SARS-CoV-2 test record before treatment or initiated treatment after 5 days since positive SARS-CoV-2 test*
stcox i.drug age i.sex if d_postest_treat>=0&d_postest_treat<=5, strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra if d_postest_treat>=0&d_postest_treat<=5, strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* if d_postest_treat>=0&d_postest_treat<=5, strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* b1.bmi_g3_with_missing diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease if d_postest_treat>=0&d_postest_treat<=5, strata(region_nhs)
*create a 1-day lag in the follow-up start date *
stcox i.drug age i.sex if _t>=2, strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra if _t>=2, strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* if _t>=2, strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* b1.bmi_g3_with_missing diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease if _t>=2, strata(region_nhs)
*create a 2-day lag in the follow-up start date *
stcox i.drug age i.sex if _t>=3, strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra if _t>=3, strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* if _t>=3, strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* b1.bmi_g3_with_missing diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease if _t>=3, strata(region_nhs)
*use older version of codelist for solid_cancer and immunosupression*
stcox i.drug age i.sex downs_syndrome solid_cancer haema_disease imid immunosupression rare_neuro drugs_consider_risk_contra , strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer haema_disease imid immunosupression rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* , strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer haema_disease imid immunosupression rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* b1.bmi_g3_with_missing diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease , strata(region_nhs)
*using Cox models with calendar date as the underlying time scale*
stset end_date_2m if start_date<=mdy(9,1,2022), origin(campaign_start_date) enter(start_date) failure(failure_2m==1)
stcox i.drug age i.sex, strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra, strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline*, strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* b1.bmi_g3_with_missing diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease, strata(region_nhs)
*safety outcome*
*death not due to covid*
by drug, sort: count if death_date!=.
by drug, sort: count if death_with_covid_on_the_death_ce!=.
by drug, sort: count if death_with_covid_on_the_death_ce==.&death_date!=.
gen death_without_covid=death_date if death_with_covid_on_the_death_ce==.&death_date!=.
*further sensitivity analyses*
clear
use ./output/sensitivity_update.dta
drop if high_risk_group_new==0
*recode Paxlovid as 1*
replace drug=1-drug
label define drug_Paxlovid2 0 "sotrovimab" 1 "Paxlovid"
label values drug drug_Paxlovid2
*not exclude contra*
stset end_date , origin(start_date) failure(failure==1)
stcox drug
tab failure drug,m col
*need to adjust for contra*
gen solid_organ_contra=(solid_organ_new==1|solid_organ_therapeutics==1|solid_organ_transplant_snomed<=start_date)
gen liver_contra=(advanced_decompensated_cirrhosis<=start_date|decompensated_cirrhosis_icd10<=start_date|ascitic_drainage_snomed<=start_date|liver_disease_nhsd_icd10<=start_date)
gen renal_contra=1 if renal_disease==1|renal_therapeutics==1|ckd_stages_3_5<=start_date|ckd_primis_stage==3|ckd_primis_stage==4|ckd_primis_stage==5|ckd3_icd10<=start_date|ckd4_icd10<=start_date|ckd5_icd10<=start_date
replace renal_contra=1 if kidney_transplant<=start_date|kidney_transplant_icd10<=start_date|kidney_transplant_procedure<=start_date|dialysis<=start_date|dialysis_icd10<=start_date|dialysis_procedure<=start_date
replace renal_contra=1 if (egfr_creatinine_ctv3<60&creatinine_operator_ctv3!="<")|(egfr_creatinine_snomed<60&creatinine_operator_snomed!="<")|(eGFR_record<60&eGFR_record>0&eGFR_operator!=">"&eGFR_operator!=">=")|(eGFR_short_record<60&eGFR_short_record>0&eGFR_short_operator!=">"&eGFR_short_operator!=">=")
replace renal_contra=0 if renal_contra==.
tab drug failure if solid_organ_contra==1&_st==1,row
tab drug failure if liver_contra==1&_st==1,row
tab drug failure if renal_contra==1&_st==1,row
tab drug failure if drugs_do_not_use_contra==1&_st==1,row
tab drug failure if drugs_consider_risk==1&_st==1,row
mkspline calendar_day_spline = day_after_campaign, cubic nknots(4)
stcox i.drug age i.sex, strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro solid_organ_contra liver_contra renal_contra drugs_do_not_use_contra drugs_consider_risk_contra, strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* solid_organ_contra liver_contra renal_contra drugs_do_not_use_contra drugs_consider_risk_contra, strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* b1.bmi_g3_with_missing diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease solid_organ_contra liver_contra renal_contra drugs_do_not_use_contra drugs_consider_risk_contra, strata(region_nhs)
*only use the drugs_do_not_use list*
drop if solid_organ_new==1|solid_organ_therapeutics==1|solid_organ_transplant_snomed<=start_date
drop if advanced_decompensated_cirrhosis<=start_date|decompensated_cirrhosis_icd10<=start_date|ascitic_drainage_snomed<=start_date|liver_disease_nhsd_icd10<=start_date
drop if renal_disease==1|renal_therapeutics==1|ckd_stages_3_5<=start_date|ckd_primis_stage==3|ckd_primis_stage==4|ckd_primis_stage==5|ckd3_icd10<=start_date|ckd4_icd10<=start_date|ckd5_icd10<=start_date
drop if kidney_transplant<=start_date|kidney_transplant_icd10<=start_date|kidney_transplant_procedure<=start_date
drop if dialysis<=start_date|dialysis_icd10<=start_date|dialysis_procedure<=start_date
drop if (egfr_creatinine_ctv3<60&creatinine_operator_ctv3!="<")|(egfr_creatinine_snomed<60&creatinine_operator_snomed!="<")|(eGFR_record<60&eGFR_record>0&eGFR_operator!=">"&eGFR_operator!=">=")|(eGFR_short_record<60&eGFR_short_record>0&eGFR_short_operator!=">"&eGFR_short_operator!=">=")
drop calendar_day_spline*
mkspline calendar_day_spline = day_after_campaign if drugs_do_not_use>start_date|drugs_do_not_use<(start_date-90), cubic nknots(4)
stset end_date , origin(start_date) failure(failure==1)
stcox i.drug age i.sex drugs_consider_risk_contra if drugs_do_not_use>start_date|drugs_do_not_use<(start_date-90), strata(region_nhs)
stcox i.drug age i.sex drugs_consider_risk_contra downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro if drugs_do_not_use>start_date|drugs_do_not_use<(start_date-90), strata(region_nhs)
stcox i.drug age i.sex drugs_consider_risk_contra downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* if drugs_do_not_use>start_date|drugs_do_not_use<(start_date-90), strata(region_nhs)
stcox i.drug age i.sex drugs_consider_risk_contra downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* b1.bmi_g3_with_missing diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease if drugs_do_not_use>start_date|drugs_do_not_use<(start_date-90), strata(region_nhs)
*set 3month cut-off for the two drug lists*
drop if drugs_do_not_use<=start_date&drugs_do_not_use>=(start_date-90)
drop if drugs_consider_risk<=start_date&drugs_consider_risk>=(start_date-90)
drop calendar_day_spline*
mkspline calendar_day_spline = day_after_campaign, cubic nknots(4)
stset end_date , origin(start_date) failure(failure==1)
stcox i.drug age i.sex, strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro, strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline*, strata(region_nhs)
stcox i.drug age i.sex downs_syndrome solid_cancer_new haema_disease imid immunosupression_new rare_neuro b1.White_with_missing b5.imd_with_missing i.vaccination_status calendar_day_spline* b1.bmi_g3_with_missing diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease, strata(region_nhs)
*sotro over time compare*
clear
use ./output/sensitivity_update.dta
drop if high_risk_group_new==0
keep if start_date==sotrovimab_covid_therapeutics
gen may_31_after=(start_date>=mdy(5,31,2022))
tab may_31_after,m
by may_31_after,sort: sum age,de
ttest age , by( may_31_after )
by may_31_after,sort: sum bmi,de
ttest bmi, by( may_31_after )
sum d_postest_treat ,de
by may_31_after,sort: sum d_postest_treat ,de
ttest d_postest_treat , by( may_31_after )
ranksum d_postest_treat,by(may_31_after)
sum week_after_campaign,de
by may_31_after,sort: sum week_after_campaign,de
ttest week_after_campaign , by( may_31_after )
ranksum week_after_campaign,by(may_31_after)
sum week_after_vaccinate,de
by may_31_after,sort: sum week_after_vaccinate,de
ttest week_after_vaccinate , by( may_31_after )
ranksum week_after_vaccinate,by(may_31_after)
sum d_vaccinate_treat,de
by may_31_after,sort: sum d_vaccinate_treat,de
ttest d_vaccinate_treat , by( may_31_after )
ranksum d_vaccinate_treat,by(may_31_after)
tab may_31_after sex,row chi
tab may_31_after ethnicity,row chi
tab may_31_after White,row chi
tab may_31_after imd,row chi
ranksum imd,by(may_31_after)
tab may_31_after rural_urban,row chi
ranksum rural_urban,by(may_31_after)
tab may_31_after region_nhs,row chi
tab may_31_after region_covid_therapeutics,row chi
*need to address the error of "too many values"*
tab stp if may_31_after==0
tab stp if may_31_after==1
tab may_31_after age_group3 ,row chi
tab may_31_after d_postest_treat_g2 ,row chi
tab may_31_after d_postest_treat ,row
tab may_31_after downs_syndrome ,row chi
tab may_31_after solid_cancer ,row chi
tab may_31_after solid_cancer_new ,row chi
tab may_31_after haema_disease ,row chi
tab may_31_after renal_disease ,row chi
tab may_31_after liver_disease ,row chi
tab may_31_after imid ,row chi
tab may_31_after immunosupression ,row chi
tab may_31_after immunosupression_new ,row chi
tab may_31_after hiv_aids ,row chi
tab may_31_after solid_organ ,row chi
tab may_31_after solid_organ_new ,row chi
tab may_31_after rare_neuro ,row chi
tab may_31_after autism_nhsd ,row chi
tab may_31_after care_home_primis ,row chi
tab may_31_after dementia_nhsd ,row chi
tab may_31_after housebound_opensafely ,row chi
tab may_31_after learning_disability_primis ,row chi
tab may_31_after serious_mental_illness_nhsd ,row chi
tab may_31_after bmi_group4 ,row chi
tab may_31_after bmi_g3 ,row chi
tab may_31_after diabetes ,row chi
tab may_31_after chronic_cardiac_disease ,row chi
tab may_31_after hypertension ,row chi
tab may_31_after chronic_respiratory_disease ,row chi
tab may_31_after vaccination_status ,row chi
tab may_31_after drugs_do_not_use_contra,row chi
tab may_31_after drugs_consider_risk_contra,row chi
stset end_date , origin(start_date) failure(failure==1)
stcox i.may_31_after
stcox i.may_31_after age i.sex , strata(region_nhs)
stcox i.may_31_after age i.sex downs_syndrome solid_cancer_new haema_disease renal_disease liver_disease imid immunosupression_new hiv_aids solid_organ_new rare_neuro drugs_do_not_use_contra drugs_consider_risk_contra , strata(region_nhs)
stcox i.may_31_after age i.sex downs_syndrome solid_cancer_new haema_disease renal_disease liver_disease imid immunosupression_new hiv_aids solid_organ_new rare_neuro drugs_do_not_use_contra drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status, strata(region_nhs)
stcox i.may_31_after age i.sex downs_syndrome solid_cancer_new haema_disease renal_disease liver_disease imid immunosupression_new hiv_aids solid_organ_new rare_neuro drugs_do_not_use_contra drugs_consider_risk_contra b1.White_with_missing b5.imd_with_missing i.vaccination_status b1.bmi_g3_with_missing diabetes chronic_cardiac_disease hypertension chronic_respiratory_disease , strata(region_nhs)
tab failure may_31_after,m col