Table 2.
IIEF-6 changes according to severity of ED before and 12 months after treatment with shockwaves of low intensity
| ED severity | n | Baseline IIEF-6 score, mean ± SD | Follow-up 12-mo IIEF-6 score, mean ± SD | IIEF-6 improvement points | P value |
|---|---|---|---|---|---|
| Severe | 4 | 9 ± 1.155 | 22 ± 3.651 | 13 | .029 |
| Moderate | 12 | 12.8 ± 1.328 | 23.3 ± 4.619 | 10.9 | .0001 |
| Mild to moderate | 4 | 18.5 ± 1.291 | 25.3 ± 4.113 | 6.8 | .002 |
| Mild | 4 | 22.8 ± 0.500 | 26.3 ± 4.193 | 4.5 | .3429 |
| Total | 24 | 14.7 ± 4.757 | 23.9 ± 4.303 | 9.2 | .0001 |
ED = erectile dysfunction; IIEF-6 = International index of Erectile Dysfunction.