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| Outcome or subgroup title | No. of studies | No. of participants | Statistical method | Effect size |
|---|---|---|---|---|
| 1 Pain intensity | 3 | Mean Difference (IV, Fixed, 95% CI) | Subtotals only | |
| 1.1 1‐2 weeks | 3 | 149 | Mean Difference (IV, Fixed, 95% CI) | 6.58 [‐2.77, 15.93] |
| 2 Global improvement | 1 | Risk Difference (M‐H, Fixed, 95% CI) | Totals not selected | |
| 2.1 1‐2 weeks | 1 | Risk Difference (M‐H, Fixed, 95% CI) | 0.0 [0.0, 0.0] |
