survival (version 3.2-13)

veteran: Veterans' Administration Lung Cancer study

Description

Randomised trial of two treatment regimens for lung cancer. This is a standard survival analysis data set.

Usage

veteran
data(cancer, package="survival")

Arguments

Format

trt: 1=standard 2=test
celltype: 1=squamous, 2=smallcell, 3=adeno, 4=large
time: survival time
status: censoring status
karno: Karnofsky performance score (100=good)
diagtime: months from diagnosis to randomisation
age: in years
prior: prior therapy 0=no, 10=yes