Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

56 questions · 57 findings · 6 reviews · Headline outcomes only

No studies found 24 · 42.1%GRADE not reported 0 · 0%Very low 24 · 42.1%Low 5 · 8.8%Moderate 4 · 7%High 0 · 0%