Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

21 questions · 21 findings · 9 reviews · Headline outcomes only

No studies found 7 · 33.3%GRADE not reported 4 · 19%Very low 5 · 23.8%Low 3 · 14.3%Moderate 2 · 9.5%High 0 · 0%