Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

21 questions · 21 findings · 4 reviews · Pregnancy and Childbirth

No studies found 10 · 47.6%GRADE not reported 0 · 0%Very low 3 · 14.3%Low 1 · 4.8%Moderate 7 · 33.3%High 0 · 0%