| Rank | Keywords | Frequency | Total Link Strength |
| 1 | men | 32 | 136 |
| 2 | acupuncture | 29 | 114 |
| 3 | chronic prostatits | 20 | 94 |
| 4 | symptoms | 14 | 72 |
| 5 | management | 14 | 68 |
| 6 | prevalence | 11 | 67 |
| 7 | chronic pelvic pain syndrome | 11 | 56 |
| 8 | double-blind | 11 | 35 |
| 9 | electroacupuncture | 9 | 28 |
| 10 | symptom index | 8 | 38 |
| 11 | therapy | 8 | 28 |
| 12 | meta-analysis | 7 | 39 |
| 13 | protocol | 6 | 39 |
| 14 | pelvic pain syndrome | 5 | 32 |
| 15 | systematic review | 5 | 28 |
| 16 | nerve-stimulation | 5 | 26 |
| 17 | efficacy | 5 | 23 |
| 18 | diagnosis | 4 | 25 |
| 19 | randomized controlled trial | 4 | 25 |
| 20 | prostatitis | 4 | 21 |