Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

37 questions · 37 findings · 6 reviews · Public Health · Headline outcomes only

No studies found 4 · 10.8%GRADE not reported 1 · 2.7%Very low 16 · 43.2%Low 3 · 8.1%Moderate 9 · 24.3%High 4 · 10.8%