Ramses v0.4.0

Improvements

• faster implementation of prescription linkage using igraph dependency
• TherapyEpisode class now supporting multiple therapy episodes
• support for integer *_id variables
• updated schema of drug prescriptions and administrations: drug_id refactored into drug_code; ATC_group retired in favour of drug_group
• updated schema of microbiology isolates and susceptibilities: isolates are now identified by isolate_id rather than organism_id
• updated schema of microbiology susceptibilities: drug_id, drug_name and drug_display_name refactored into agent_code, agent_name and agent_display_name
• faster execution of clinical_feature_*() functions on PostgreSQL
• uniform handling of prescription_status: therapy episodes and bridge table records will not be generated for prescriptions with status "draft", "entered-in-error", "cancelled", or "unknown".
• update reference_loinc to version 2.70 and expand to 10 new concepts

Bug fixes

• fix bug in validate_prescriptions() checks on daily_frequency
• fix bug in load_*() handling of data.table objects

Ramses v0.3.1

Bug fix

• fix bug in handling data.table objects in arrange_variables() and validate_*()

Ramses v0.3.0

Features

• introduce S4 classes Patient, MedicationRequest, TherapyEpisode
• introduce therapy methods therapy_table(), parenteral_changes(), clinical_feature_last(), clinical_feature_ols_trend(), clinical_feature_interval(), clinical_feature_mean()

Improvements

• remove dependencies
• improve handling of time data types by SQLite
• upgrade to units package version >=0.7-0

Documentation

• new ramses-objects vignette
• new therapy-episodes vignette

Ramses v0.2.1

Bug fixes

• Corrected incorrect transitive closure settings
• Corrected prescription edge classification

Improvement

• Complete verification of prescription edge classification
• therapy_id now always set to the id of the first prescription in the episode

Ramses v0.2.0

• Support PostgreSQL
• Introduce standalone patients table and dataset

Ramses v0.1.0

First minor release