omgee

This R package provides an implementation of the GEE method for estimating multinomial probabilties for clustered data, for independent and exchangeable correlation structure.

How to cite

Landsman V., Landsman D., Li C.S., Bang H. Overdispersion models for correlated multinomial data: Applications to blinding assessment. Statistics in Medicine. 2019; 38: 4963– 4976. https://doi.org/10.1002/sim.8344

Installation

There are a few methods available for installing the package. You need to have the devtools package installed to use these methods:

> install.packages('devtools')

Using GitHub

Use the install_github method from devtools to install directly from this repository:

> devtools::install_github('https://github.com/Express50/omgee')

Using pre-built tar file

Download the latest released .tar.gz file from the Releases page into an empty folder. Then, navigate to the location of the file in your command line, and run the following from an R shell:

> devtools::install('.', dependencies=TRUE)

Building

You can also build the code yourself by cloning the repository and using R CMD BUILD. Make sure to install the rootSolve dependecy before installing omgee, by running install.packages('rootSolve')

> git clone https://github.com/Express50/omgee omgee
> R CMD build omgee
> R CMD INSTALL omgee_1.0.tar.gz