Data, which come from a study by Stamey et al. (1989), examining the correlation between the level of prostate-specific antigen (PSA) and various clinical measures in men who were about to receive a radical prostatectomy.
Format
A data frame with 97 rows and 9 variables:
- lcavol
log(cancer volume (cm^3))
- lweight
log(prostate weight (g))
- age
age of the patient
- lbph
log(amount of benign prostatic hyperplasia (cm^2))
- svi
presence of seminal vesicle invasion (1=yes, 0=no)
- lcp
log(capsular penetration (cm))
- gleason
Gleason score
- pgg45
percentage of Gleason scores four of five
- lpsa
log(PSA (ng/mL))
References
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. The Journal of urology, 141(5):1076-1083.