veteran: Veteran's Administration Lung Cancer Trial Data

veteranR Documentation

Veteran's Administration Lung Cancer Trial Data

Description

This is the veteran dataset originally from the survival package, containing data from a randomized trial of lung cancer treatments.

Usage

veteran

Format

A data frame with 137 observations and 8 variables:

trt

Treatment: 1=standard, 2=test

celltype

Cell type: squamous, smallcell, adeno, large

time

Survival time in days

status

Censoring status: 1=dead, 0=alive

karno

Karnofsky performance score (higher = better)

diagtime

Months from diagnosis to randomization

age

Age in years

prior

Prior therapy: 0=no, 10=yes

Source

survival package, originally from Kalbfleisch and Prentice (1980) The Statistical Analysis of Failure Time Data.

Examples

head(veteran)
summary(veteran$time)

survalis documentation built on Nov. 14, 2026, 5:10 p.m.