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| Outcome or subgroup title | No. of studies | No. of participants | Statistical method | Effect size |
|---|---|---|---|---|
| 3.1 Miscarriage (defined as delivery before 24 weeks of gestation) | 1 | 118 | Risk Ratio (M‐H, Fixed, 95% CI) | 0.67 [0.25, 1.75] |
| 3.2 Adverse drug events | 1 | 118 | Risk Ratio (M‐H, Fixed, 95% CI) | Not estimable |
