Description

The Melanoma data frame has data on 205 patients in Denmark with malignant melanoma.

Usage

Format

This data frame contains the following columns:

time

survival time in days, possibly censored.

status

1 died from melanoma, 2 alive, 3 dead from other causes.

sex

1 = male, 0 = female.

age

age in years.

year

of operation.

thickness

tumour thickness in mm.

ulcer

1 = presence, 0 = absence.

Source

P. K. Andersen, O. Borgan, R. D. Gill and N. Keiding (1993) Statistical Models based on Counting Processes. Springer.