tamoxifen: Clinical trial of tamoxifen in breast cancer patients

In collett: Datasets from "Modelling Survival Data in Medical Research" by Collett

Clinical trial of tamoxifen in breast cancer patients

Description

Clinical trial for breast cancer patients comparing combined tamoxifen and radiotherapy with tamoxifen alone.

Usage

tamoxifen

Format

A data frame with 641 rows and 18 variables:

id

integer patient identifier

treat

integer treatment group (0=tamoxifen+radiotherapy, 1=tamoxifen)

age

integer patient age at study entry (years)

size

double tumour size (cm)

hist

integer tumour histology (1=ductal, 2=lobular, 3=medullary, 4=mixed, 5=other)

hr

integer hormone receptor level (0=negative, 1=positive)

hb

integer Haemoglobin level (g/l)

andis

integer axillary relapse (0=no, 1=yes)

lsurv

integer time to local relapse or last follow-up (days)

ls

integer local relapse (0=no, 1=yes))

asurv

integer time to axillary relapse or last follow-up (days)

as

integer axillary relapse (0=no, 1=yes)

dsurv

integer Time to distant relapse or last follow-up (days)

ds

integer distant relapse (0=no, 1=yes)

msurv

integer time to second malignancy or last follow-up (days)

ms

integer second malignancy (0=no, 1=yes)

tsurv

integer time from randomisation to death or last follow-up (days)

ts

integer status at last follw-up (0=alive, 1=dead)

Details

See Collett (2023)

collett documentation built on April 3, 2025, 5:53 p.m.