Comparison 2. Betahistine versus placebo (with concurrent medication).
Outcome or subgroup title | No. of studies | No. of participants | Statistical method | Effect size |
---|---|---|---|---|
1 Change in tinnitus loudness match (short‐term) | 1 | 60 | Mean Difference (IV, Fixed, 95% CI) | ‐0.10 [‐0.50, 0.30] |
2 Significant adverse effects (short‐term) | 1 | 59 | Risk Ratio (M‐H, Fixed, 95% CI) | 3.1 [0.13, 73.14] |
3 Other adverse effects (short‐term) | 1 | 59 | Risk Ratio (M‐H, Fixed, 95% CI) | 0.44 [0.13, 1.55] |