KLK3 and neoplasm: The following prognostic factors are considered: age (in years), race (White, Black), results of digital rectal exam (1 = no, 2 = unilobular, and 3 = bilobular nodule), detection of capsular involvement (no, yes), prostatic specific antigen value (PSA, in mg/ml, range 0.3‐139.7), tumor volume from ultrasound (in cm3, range 0‐97.6), and total Gleason score (range 0‐9).