prostate {ncvreg}R Documentation

Factors associated with prostate specific antigen

Description

The prostate data frame contains 97 men (rows) and 9 variables (columns). The data come from a study by Stamey et al. to examine the association between prostate specific antigen (PSA) and several clinical measures that are potentially associated with PSA in men who were about to receive a radical prostatectomy.

Usage

data(prostate)

Format

This data frame contains the following columns:

lcavol
Log cancer volume
lweight
Log prostate weight
age
The man's age
lbph
Log of the amount of benign hyperplasia
svi
Seminal vesicle invasion: 1=Yes, 0=No
lcp
Log of capsular penetration
gleason
Gleason score
pgg45
Percent of Gleason scores 4 or 5
lpsa
Log PSA

Source

http://www-stat-class.stanford.edu/~tibs/ElemStatLearn/

References

Hastie, T., Tibshirani, R., and Friedman, J. (2001). The Elements of Statistical Learning. Springer.
Stamey, T., et al. (1989). Prostate specific antigen in the diagnosis and treatment of adenocarcinoma of the prostate. II. Radical prostatectomy treated patients. Journal of Urology: 16: 1076-1083.


[Package ncvreg version 1.0 Index]