Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

49 questions · 51 findings · 7 reviews · Headline outcomes only

No studies found 19 · 37.3%GRADE not reported 3 · 5.9%Very low 10 · 19.6%Low 14 · 27.5%Moderate 5 · 9.8%High 0 · 0%