Participants
MAY
Patients were enrolled from August 26, 2015, through May 6, 2020. Eligibility criteria were listed in (Supplementary Table There were two reasons why only male patients were enrolled in this study. First, the structure of DVF was more complicated and multiple-morphologic for females, thus the feasibility of DVF preservation for females was still unclear. Second, the assessment method of sexual function for females was relatively insufficient.