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| Outcome or subgroup title | No. of studies | No. of participants | Statistical method | Effect size |
|---|---|---|---|---|
| 3.1 Pain score | 1 | 61 | Mean Difference (IV, Fixed, 95% CI) | ‐1.40 [‐3.33, 0.53] |
| 3.2 Gastrointestinal side effects (nausea) | 1 | 61 | Odds Ratio (M‐H, Fixed, 95% CI) | 1.52 [0.53, 4.37] |
| 3.3 Gastrointestinal side effects (vomiting) | 1 | 61 | Odds Ratio (M‐H, Fixed, 95% CI) | 0.19 [0.04, 0.97] |
| 3.4 Complete abortion rate | 1 | 61 | Odds Ratio (IV, Fixed, 95% CI) | 0.69 [0.17, 2.85] |
