Supplementary Table 1.
International index of erectile function-5 improvement in different groups after 6 and 12 months of intervention (P<0.05)
| IIEF-5 scores | Group C | Group T | Group V | Group T + V | P |
|---|---|---|---|---|---|
| 6 months | |||||
| Mean±s.d. | 4.1±3.4 | 5.7±3.8 | 6.9±3.8 | 8.3±3.9 | 0.002 |
| Median (range) | 5 (0–15) | 5 (0–17) | 5 (0–12) | 7 (5–18) | |
| 12 months | |||||
| Mean±s.d. | 5.6±4.7 | 8.4±5.0 | 12.2±4.7 | 15.5±4.1 | <0.001 |
| Median (range) | 5 (0–17) | 5 (4–19) | 12 (5–19) | 16 (5–21) |
Group C: control group; Group T: tadalafil 5 mg oral OaD; Group V: vacuum erectile devices treatment for 15 min twice daily; Group T+V: tadalafil 5 mg oral OaD combined vacuum erectile devices treatment for 15 min twice daily; SD: standard deviation; EF: erectile function; IIEF-5: International index of EF; OaD: once a day