gastric {gss}

Gastric Cancer Data

Description

Survival of gastric cancer patients under chemotherapy and chemotherapy-radiotherapy combination.

Usage

data(gastric)

Format

A data frame containing 90 observations on the following variables.

futime	Follow-up time, in days.
status	Censoring status.
trt	Factor indicating the treatments: 1 -- chemothrapy, 2 -- combination.

Source

Moreau, T., O'Quigley, J., and Mesbah, M. (1985), A global goodness-of-fit statistic for the proportional hazards model. Applied Statistics, 34, 212-218.