More Stanford heart transplant data

Description

This contains the Stanford heart transplant data in a different format. The main data set is in (heart). Survival of patients on the waiting list for the Stanford heart transplant program.

Usage

data(heartTP)

Format

A data frame with 103 observations on the following 7 variables.

time1

Time to transplant/censoring/death, whichever occurs first.

event1

Transplant/censoring/death indicator (transplanted/dead=1, alive=0).

Stime

Time to death/censoring.

event

Censoring indicator (dead=1, alive=0).

age

age-48 years.

year

Year of acceptance; in years after 1 Nov 1967.

surgery

Prior bypass surgery; 1=yes.

References

Crowley J., Hu M. (1977) Covariance analysis of heart transplant survival data. Journal of the American Statistical Association 72(357), 27–36.