prostate: Prostate Cancer

In quantide/qdata: Quantide's data for R courses

Description

The prostate data come from a study that examined the correlation between the level of prostate specific antigen and a number of clinical measures in men who were about to receive a radical prostatectomy

Usage

data(prostate)

Format

prostate is a tbl data frame with 97 observations on 9 variables.

Details

The 9 variables of the prostate tbl data frame are the following ones:

• lcavol log(cancer volume) (numeric);

• lweight log(prostate weight) (numeric);

• age age (numeric);

• lbph log(benign prostatic hyperplasia amount) (numeric);

• svi seminal vesicle invasion (numeric);

• lcp log(capsular penetration) (numeric);

• gleason Gleason score (numeric);

• pgg45 percentage Gleason scores 4 or 5 (numeric);

• lpsa log(prostate specific antigen) (numeric);

Source

Stamey, T.A., Kabalin, J.N., McNeal, J.E., Johnstone, I.M., Freiha, F., Redwine, E.A. and Yang, N. (1989) Prostate specific antigen in the diagnosis and treatment of adenocarcinoma of the prostate: II. radical prostatectomy treated patients, Journal of Urology 141(5), 1076–1083.

quantide/qdata documentation built on May 26, 2019, 12:36 p.m.