lbreg (version 1.3)

PCS: PCS Dataset

Description

Prostate Cancer Study

Usage

data("PCS")

Format

A data frame with 380 observations on the following 9 variables.

id

Identification Code; 1 - 380

tumor

Tumor Penetration of Prostatic Capsule, 0 = No Penetration

age

in years

race

Race; 1= White, 2 = Black

dpros

Results of the Digital Rectal Exam, 4 levels

dcaps

Detection of Capsular Involvement in Rectal Exam; 1 = No, 2 = Yes

psa

antigen mg/ml

vol

Tumor Volume Obtained from Ultrasound, cm3

gleason

Total Gleason Score; 0 - 10

References

Hosmer and Lemeshow (2000) Applied Logistic Regression, Wiley.

Examples

# NOT RUN {
data(PCS)
## View(PCS)
## str(PCS) ; plot(PCS) ...
# }