The predictive performance of proposed model for PCa risk in all patients.

(a) Nomogram for PCa risk prediction of benign prostatic hyperplasia patients. (b) The predicted probability versus actual probability of proposed model for PCa with 250 and 500 resampling using bootstrap method. (c) Comparison results of predictive performance between proposed model and single risk factors of PCa. PCa, prostate cancer. OE, Occupational exposure. HPV, human papillomavirus. FH score, Family history severity score.