Erectile dysfunction: Proposed definition and staging for early diagnosis

Figure 1 Different forces acting during penetrative sex.

Figure 2 Diagrammatic representation of measurement of the angle of erection.

Figure 3 Impaired sexual performance, sexual satisfaction, and psychological distress develop as a consequence of erectile dysfunction, which can subsequently increase the severity of erectile dysfunction.

Figure 4 Different spectra of manifestation of erectile dysfunction.

Figure 5 Self-Reported Erection Score -scoring of erection on a 0 to 10 scale and its relation to the ability to penetrate.