| CI | Confidence intervals |
| EHS | Erection Hardness Score |
| ED | Erectile dysfunction |
| EPIC | Expanded Prostate Cancer Index Composite |
| IIEF | International Index of Erectile Function |
| LI-ESWT | Low-intensity extracorporeal shock wave treatment |
| NGF | Nerve growth factor |
| PDE5Is | Oral 5-phosphodiesterase inhibitors |
| RP | Radical prostatectomy |
| RCT | Randomized controlled trials |
| WMD | Weighted mean differences |
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