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survival (version 2.38-3)

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

Arguments

format

ll{ 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, 1=yes }

source

D Kalbfleisch and RL Prentice (1980), The Statistical Analysis of Failure Time Data. Wiley, New York.