CaseCrossover

This package is no longer being supported It is provided as is.

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 logistic regression

Technology

CaseCrossover is an R package.

System Requirements

Requires R. Installation on Windows requires RTools. Libraries used in CaseCrossover require Java.

Installation

1. See the instructions here for configuring your R environment, including RTools and Java.

2. In R, use the following commands to download and install CaseCrossover:

install.packages("drat")
drat::addRepo("OHDSI")
install.packages("CaseCrossover")

User Documentation

Documentation can be found on the package website.

PDF versions of the documentation are also available:

• Vignette: Single studies using the CaseCrossover package
• Vignette: Running multiple analyses at once using the CaseCrossover package
• Package manual: CaseCrossover.pdf

Support

• Developer questions/comments/feedback: <a href="http://forums.ohdsi.org/c/developers">OHDSI Forum</a>
• We use the <a href="https://github.com/OHDSI/CaseCrossover/issues">GitHub issue tracker</a> for all bugs/issues/enhancements

Contributing

Read here how you can contribute to this package.

License

CaseCrossover is licensed under Apache License 2.0

Development

CaseCrossover is being developed in R Studio.

Development status

This package is no longer being supported. It is provided as is.