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| Outcome or subgroup title | No. of studies | No. of participants | Statistical method | Effect size |
|---|---|---|---|---|
| 1 Number of participants with improvement | 3 | 59 | Risk Ratio (M‐H, Fixed, 95% CI) | 2.38 [1.35, 4.20] |
| 2 Side effects | 3 | 78 | Risk Ratio (M‐H, Fixed, 95% CI) | 1.12 [0.87, 1.45] |
