Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

3,535 questions · 3,601 findings · 252 reviews · Pregnancy and Childbirth

No studies found 726 · 20.2%GRADE not reported 421 · 11.7%Very low 828 · 23%Low 993 · 27.6%Moderate 486 · 13.5%High 147 · 4.1%

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

Intervention not reported

Low birthweight (less than 2500 g) ‐ assuming independence between twins/triplets · women with multiple pregnancy

The intervention showed no clear difference in low birthweight (less than 2500 g) ‐ assuming independence between… (low 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

Insulin vs anti‐diabetic agent

Perinatal (fetal and neonatal death) and later infant mortality · Infants of women diagnosed with gestational diabetes

Insulin showed no clear difference in perinatal (fetal and neonatal death) and later infant mortality compared with anti‐diabetic agent (low certainty).

1 finding from 1 review

Insulin vs anti‐diabetic agent

Adiposity · Infants of women diagnosed with gestational diabetes

Insulin showed no clear difference in adiposity at birth ‐ percentage fat mass compared with anti‐diabetic agent (moderate certainty).

3 findings from 1 review