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| Outcome or subgroup title | No. of studies | No. of participants | Statistical method | Effect size |
|---|---|---|---|---|
| 1 Vaginal delivery not achieved within 24 hours | 1 | 30 | Risk Ratio (M‐H, Fixed, 95% CI) | 0.64 [0.03, 14.36] |
| 4 Serious neonatal morbidity or perinatal death | 1 | 30 | Risk Ratio (M‐H, Fixed, 95% CI) | 0.0 [0.0, 0.0] |
| 5 Serious maternal morbidity or death | 1 | 30 | Risk Ratio (M‐H, Fixed, 95% CI) | 0.0 [0.0, 0.0] |
