Fig. 2

Study workflow. For the main study purpose, patients were mainly separated according to the presence of high-risk features (Grade groups 4–5, seminal vesicle invasion, extraprostatic extension, positive margins). Abbreviations: CHUM: Centre hospitalier de l’Université de Montréal (Centre 1); CHUQ: Centre hospitalier universitaire de Québec-Université Laval (Centre 2); RP: radical prostatectomy; IDC-P: intraductal carcinoma of prostate