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%

Anti‐D administration in pregnancy vs no treatment

Incidence of positive Kleihauer test (at 32 to 35 weeks' gestation) · Rh‐negative women without anti‐D antibodies

Anti‐D administration in pregnancy may leads to lower incidence of positive Kleihauer test (at 32 to 35 weeks' gestation) compared with no treatment (low certainty).

1 finding from 1 review

Anti‐D administration in pregnancy vs no treatment

Incidence of positive Kleihauer test (at birth of a Rh‐positive infant) · Rh‐negative women without anti‐D antibodies

Anti‐D administration in pregnancy may leads to lower incidence of positive Kleihauer test (at birth of a Rh‐positive… compared with no treatment (low certainty).

1 finding from 1 review

Balanced protein and energy supplementation vs no intervention or control intervention (control)

Small‐for‐gestational age · pregnant women

Balanced protein and energy supplementation probably leads to lower small‐for‐gestational age compared with control or no intervention (moderate certainty).

1 finding from 1 review