Survival Times after Mastectomy of Breast Cancer Patients

Description

Survival times in months after mastectomy of women with breast cancer. The cancers are classified as having metastized or not based on a histochemical marker.

Usage

data("mastectomy")

Format

A data frame with 42 observations on the following 3 variables.

time

survival times in months.

event

a logical indicating if the event was observed (TRUE) or if the survival time was censored (FALSE).

metastized

a factor at levels yes and no.

Source

B. S. Everitt and S. Rabe-Hesketh (2001), Analysing Medical Data using S-PLUS, Springer, New York, USA.

Examples

  data("mastectomy", package = "HSAUR")
  table(mastectomy$metastized)