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Evidence found and GRADE certainty

24 questions · 24 findings · 12 reviews · Pregnancy and Childbirth

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No studies found 1 · 4.2%GRADE not reported 1 · 4.2%Very low 2 · 8.3%Low 12 · 50%Moderate 5 · 20.8%High 3 · 12.5%

Group antenatal care vs individual antenatal care (adjusted data)

Gestational age (preterm birth < 37 weeks) · pregnant women accessing prenatal care

Group antenatal care showed no clear difference in preterm birth (gestational age at time of birth less than 37 weeks'… compared with individual antenatal care (adjusted data) (moderate certainty).

1 finding from 1 review

Intervention not reported

Very preterm birth (less than 34 weeks) ‐ assuming complete correlation between twins · women with multiple pregnancy

The intervention showed no clear difference in very preterm birth (less than 34 weeks) ‐ assuming complete… (low certainty).

1 finding from 1 review

Intervention not reported

Very preterm birth (less than 34 weeks) ‐ assuming complete correlation between twins/triplets · women with multiple pregnancy

The intervention showed no clear difference in very preterm birth (less than 34 weeks) ‐ assuming complete… (low certainty).

1 finding from 1 review