Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

102 questions · 102 findings · 5 reviews · Headline outcomes only

No studies found 28 · 27.5%GRADE not reported 16 · 15.7%Very low 16 · 15.7%Low 40 · 39.2%Moderate 2 · 2%High 0 · 0%