Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

29 questions · 29 findings · 4 reviews · Headline outcomes only

No studies found 13 · 44.8%GRADE not reported 2 · 6.9%Very low 2 · 6.9%Low 9 · 31%Moderate 2 · 6.9%High 1 · 3.4%