Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

22 questions · 33 findings · 8 reviews · Headline outcomes only

No studies found 2 · 6.1%GRADE not reported 0 · 0%Very low 16 · 48.5%Low 13 · 39.4%Moderate 2 · 6.1%High 0 · 0%