tLagIntCat {tLagInterim}

Toy Dataset With a Categorical Outcome For Illustration

Description

These data are provided for the purposes of illustrating the use of the software when the outcome of interest is categorical. Though these data were generated to mimic conditions of a clinical trial, they should not be interpreted as representing true clinical trial data.

Usage

data(tLagIntCat)

Format

Each dataset provides three data.frames: b.data.cat containing the basic observed data on 477 enrolled subjects at the time of an interim analysis, with columns with headers

• "subjID" - unique subject identifiers,

• "u" - minimum of time lag or censoring time,

• "delta" - time lag/censoring indicator, and

• "Y" - the outcome if it is available, = 0 if not.

• "a" - treatment indicator;

x.data.cat contains the baseline covariates for the 477 subjects.

• "subjID" - unique subject identifiers,

• "X1" - a continuous covariate;

and t.data.cat contains time-dependent covariate information comprising

• "subjID" - unique subject identifiers,

• "lu" - time to leaving hospital, death, or censoring

• "ldelta" (0), death (1), or left hosp (2)