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| Outcome or subgroup title | No. of studies | No. of participants | Statistical method | Effect size |
|---|---|---|---|---|
| 3 Cesarean section | 1 | 30 | Risk Ratio (M‐H, Fixed, 95% CI) | 1.33 [0.36, 4.97] |
| 11 Instrumental vaginal delivery | 1 | 30 | Risk Ratio (M‐H, Fixed, 95% CI) | 1.0 [0.24, 4.18] |
