Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

184 questions · 190 findings · 19 reviews · Pregnancy and Childbirth

No studies found 62 · 32.6%GRADE not reported 5 · 2.6%Very low 37 · 19.5%Low 45 · 23.7%Moderate 36 · 18.9%High 5 · 2.6%