From: COVID-19 vaccination during pregnancy: a systematic review and meta-analysis
Patient or population: Outcomes of pregnant women received COVID-19 vaccine compared with unvaccinated group | ||
---|---|---|
Outcomes | No of participants (studies) | Certainty of the evidence (GRADE) |
Adverse neonatal outcome | 289,414 (10 observational studies) | ⨁⨁⨁◯ Moderate |
Small for gestational age | 196,739 (8 observational studies) | ⨁⨁⨁◯ Moderate |
5-min Apgar < 7 | 269,806 (7 observational studies) | ⨁◯◯◯ Very lowa,b |
Cesarean delivery | 112,618 (7 observational studies) | ⨁⨁⨁◯ Moderate |
Post-partum hemorrhage | 112,618 (7 observational studies) | ⨁⨁⨁◯ Moderate |
Preterm birth | 34,782 (7 observational studies) | ⨁⨁◯◯ Low b |
Stillbirth | 9927 (4 observational studies) | ⨁⨁◯◯ Lowc |