veteran: Veterans' Administration Lung Cancer study

In cosso: Fit Regularized Nonparametric Regression Models Using COSSO Penalty

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.