Sildenafil | ||||
---|---|---|---|---|
 |  | Number of |  | |
Outcome | Dose | Trials | Patients | Weighted mean |
Percentage successful attempts | placebo | 16 | 1448 | 23 |
 | 50/100 | 16 | 1589 | 65 |
Erectile function domain score | placebo | 23 | 1870 | 14.0 |
 | 50/100 | 23 | 1893 | 22.0 |
Erectile function domain change | placebo | 23 | 1870 | 2.7 |
 | 50/100 | 23 | 1893 | 10.1 |
Tadalafil | ||||
 |  | Number of |  | |
Outcome | Dose | Trials | Patients | Weighted mean |
Percentage successful attempts | placebo | 6 | 388 | 26 |
 | 10/20 | 6 | 1047 | 62 |
Erectile function domain score | placebo | 6 | 388 | 14.6 |
 | 10/20 | 6 | 1047 | 22.3 |
Erectile function domain change | placebo | 7 | 459 | 0.8 |
 | 10/20 | 7 | 1192 | 8.4 |
Vardenafil | ||||
 |  | Number of |  | |
Outcome | Dose | Trials | Patients | Weighted mean |
Percentage successful attempts | placebo | 7 | 996 | 28 |
 | 10/20 | 7 | 1789 | 59 |
Erectile function domain score | placebo | 7 | 996 | 14.0 |
 | 10/20 | 7 | 1789 | 20.1 |
Erectile function domain change | placebo | 7 | 996 | 1.3 |
 | 10/20 | 7 | 1344 | 8.3 |