immdef: immdef

immdefR Documentation

immdef

Description

Simulated data to use with the rpsftm function.

Usage

immdef

Format

A simulated data frame with 9 variables and 1000 observations representing a study where participants were randomly assigned to receive treatment immediately or deferred. Participants in the deferred arm could crossover and receive treatment. The primary endpoint was time to disease progression.

The data are based on a randomized controlled trial Concorde \Sexpr[results=rd]{tools:::Rd_expr_doi("10.1016/S0140-6736(94)90006-X")}

id

participant ID number

def

indicator that the participant was assigned to the Deferred treatment arm

imm

indicator that the participant was assigned to the Immediate treatment arm

censyrs

censoring time, in years, corresponding to the close of study minus the time of entry for each participant

xo

an indicator that crossover occurred

xoyrs

the time, in years, from entry to switching, or 0 for participants in the Immediate arm

prog

an indicator of disease progression (1), or censoring (0)

progyrs

time, in years, from entry to disease progression or censoring

entry

the time of entry into the study, measured in years from the date of randomisation


shug0131/rpsftm documentation built on March 15, 2024, 2:21 p.m.