Data from a study by by Stamey et al. (1989) 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.
ProstateA list of two objects: y and X
Log PSA
A matrix with 97 instances (rows) and 8 predictor variables
(columns). The remainder of this list describes the columns of X
Log cancer volume
Log prostate weight
The man's age (years)
Log of the amount of benign hyperplasia
Seminal vesicle invasion (1=Yes, 0=No)
Log of capsular penetration
Gleason score
Percent of Gleason scores 4 or 5
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.