“…Articles were excluded if they did not contain the key terms: ED, diagnosis, treatment, and IIEF-5 together in the study. A total of 15 relevant articles including: five clinical practice guidelines (CPGs) (Canadian Guidelines Towards Optimized Practice [TOP], 2010; Hatzimouratidis et al, 2010;Kimoto et al, 2008;Montague et al, 2009;Qaseem et al, 2009), four systematic reviews (Cappelleri & Rosen, 2005;Markou, Perimenis, Gyftopoulos, Athanasopoulos, & Barbalias, 2004;Ruiz-Aragon, Marquez-Pelaez, & Romero, 2010;Tsertsvadze et al, 2009), three RCTs (Azuri, Gelerenter, Dushinat, Friedman, & Kokia, 2009;Hwang et al, 2010;Shabsigh et al, 2010), two prospective cohort studies (Hakim et al, 2002;Ponholzer et al, 2005), and one non-experimental descriptive study (Baldwin, Ginsberg, & Harkaway, 2003) were reviewed.…”