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Kaplan‐Meier analysis of prognosis among patients with prostate‐specific antigen (PSA) persistence. Disease‐free survival (A) and metastasis‐free survival (B) stratified by treatment for PSA persistence. Disease‐free survival (C) and metastasis‐free survival (D) stratified by treatment for PSA persistence after propensity score matching. ADT, androgen deprivation therapy; RT, radiotherapy
