Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

127 questions · 128 findings · 15 reviews · Pregnancy and Childbirth

No studies found 19 · 14.8%GRADE not reported 35 · 27.3%Very low 25 · 19.5%Low 29 · 22.7%Moderate 12 · 9.4%High 8 · 6.3%