Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

1,100 questions · 1,164 findings · 107 reviews

No studies found 280 · 24.1%GRADE not reported 159 · 13.7%Very low 292 · 25.1%Low 274 · 23.5%Moderate 113 · 9.7%High 46 · 4%

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