Univariate and Multivariate Cox Regression analysis of the development of metastatic PC from the time of surgery and CRPC, prostate cancer specific death after starting androgen deprivation therapy.

a13 patients excluded due to incomplete metastasis related data.†Cox regression with Firth’s penalized maximum likelihood method. CI denotes confidence interval.‡This group served as the reference group in the Cox regression analysis.*Pre-interventional PSA was defined as PSA immediately prior to obtaining the tissue sample.