Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

92 questions · 94 findings · 4 reviews · Pregnancy and Childbirth

No studies found 47 · 50%GRADE not reported 2 · 2.1%Very low 25 · 26.6%Low 12 · 12.8%Moderate 7 · 7.4%High 1 · 1.1%