stepp (3.0-11)

Subpopulation Treatment Effect Pattern Plot (STEPP).

A method to explore the treatment-covariate interactions in survival or generalized linear model (GLM) for continuous, binomial and count data arising from two treatment arms of a clinical trial. A permutation distribution approach to inference is implemented, based on permuting the covariate values within each treatment group.

Maintainer: Wai-ki Yip
Author(s): Wai-ki Yip, with contributions from Ann Lazar, David Zahrieh, Chip Cole, Ann Lazar, Marco Bonetti, Victoria Wang, William Barcella and Richard Gelber

License: GPL (>= 2)

Uses: car, survival
Reverse suggests: tukeytrend

Released about 5 years ago.