veteran: Veterans' Administration Lung Cancer study

veteranR Documentation

Veterans' Administration Lung Cancer study

Description

Randomized trial of two treatment regimens for lung cancer.

Usage

data(veteran)

Format

time survival time
status censoring status
trt 0=standard 1=test
celltype 1=squamous, 2=smallcell, 3=adeno, 4=large.
karno Karnofsky performance score. minimum 10 and maximum 99 in original scale.
diagtime months from diagnosis to randomization. minimum 1 and maximum 87 in original scale.
age in years. minimum 34 and maximum 81 in original scale.
prior prior therapy 0=no, 1=yes.

Details

All the variables, except for the response, have been scaled to [0,1] interval. To transform back to the original scale, use the formula:

x=min+(max-min)*z.

Source

Kalbfleisch, J. and Prentice, R.L. (2002), The Statistical Analysis of Failure Time Data (Second Edition) Wiley: New Jersey.


cosso documentation built on March 31, 2023, 8:25 p.m.

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