Vale Health Clinic Questionnaire
International Index of Erectile Function (IIEF-5)
This simple web-based test is based on the globally accepted International Index of Erectile Function Test (IIEF). It is a widely used, multi-dimensional self-report instrument for the evaluation of male sexual function. It is has been recommended as a primary endpoint for clinical trials of erectile dysfunction (ED) and for diagnostic evaluation of ED severity.
This test, consisting of five questions, has evolved to be the standard for determining the severity of erectile dysfunction