Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

72 questions · 72 findings · 6 reviews · Headline outcomes only

No studies found 29 · 40.3%GRADE not reported 4 · 5.6%Very low 13 · 18.1%Low 16 · 22.2%Moderate 10 · 13.9%High 0 · 0%