A repeated time-to-event analysis of onset and offset times of sildenafil erectile response

Objectives Sildenafil has been commonly used for the treatment of erectile dysfunction [1]. A previous research explored sildenafil’s effectiveness based on qualitative indices [2], but there has been no report on the quantitative aspect of erectile response of sildenafil. Based on this background, using a repeated time-to-event (RTTE) model, this study aimed to assess onset […]