OUTLINE: This is a prospective, randomized, multicenter study. Patients are stratified by treatment center, ECOG performance status (0 vs 1 or 2), disease stage (T1 vs T2), baseline PSA value (ng/mL or μg/L) (< 5.0 vs ≥ 5.0 and ≤ 10.0), and age (< 65 years vs ≥ 65 years). Patients are randomized to 1 of 2 arms.