Comparison 17.

Sono‐electromagnetic therapy versus placebo

Outcome or subgroup title	No. of studies	No. of participants	Statistical method	Effect size
1 Prostatitis symptoms (NIH‐CPSI total)	1	60	Mean Difference (IV, Fixed, 95% CI)	‐2.80 [‐6.75, 1.15]
2 Prostatitis symptoms	1	60	Risk Ratio (M‐H, Fixed, 95% CI)	1.4 [0.91, 2.15]
3 Prostatitis symptoms: pain subscore	1	60	Mean Difference (IV, Fixed, 95% CI)	‐1.30 [‐3.44, 0.84]
4 Prostatitis symptoms: micturition subscore	1	60	Mean Difference (IV, Fixed, 95% CI)	0.0 [‐1.26, 1.26]
5 Prostatitis symptoms: quality of life subscore	1	60	Mean Difference (IV, Fixed, 95% CI)	‐1.40 [‐2.76, ‐0.04]