Leukemia data

Description

Dataset used in Chapter 3 of Regression Methods in Biostatistics (2nd edition), as distributed on the UCSF companion website. Study design: Randomized acute lymphoblastic leukemia remission trial comparing 6-MP versus placebo. Primary article: Freireich and colleagues (1963), Blood.

Usage

leuk

Format

A data frame with 42 rows and 3 variables:

time
weeks in remission
cens
Event/censoring indicator (1 = event, 0 = censored).
group
treatment group

Source

UCSF companion data