An R package for performing case-crossover and case-time-control analyses in an observational database in the OMOP Common Data Model.
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README.md

CaseCrossover

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CaseControl is part of the OHDSI Methods Library.

Introduction

CaseCrossover is an R package for performing case-crossover and case-time-control analyses in an observational database in the OMOP Common Data Model.

Features

  • Extracts the necessary data from a database in OMOP Common Data Model format
  • Nesting in a cohort of interest (e.g. people with a particular prior condition)
  • Ability to specify multiple control windows
  • Ability to adjust for time-trends in exposure (case-time-control design)
  • Fitting outcome models using conditional logisitc regression

Technology

CaseCrossover is an R package.

System Requirements

Requires R (version 3.2.2 or higher). Installation on Windows requires RTools. Libraries used in CaseCrossover require Java.

Installation

  1. On Windows, make sure RTools is installed.
  2. The DatabaseConnector and SqlRender packages require Java. Java can be downloaded from http://www.java.com.
  3. In R, use the following commands to download and install CaseCrossover:
install.packages("drat")
drat::addRepo("OHDSI")
install.packages("CaseCrossover")

User Documentation

Support

License

CaseCrossover is licensed under Apache License 2.0

Development

CaseCrossover is being developed in R Studio.

Development status

Beta