Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

116 questions · 126 findings · 12 reviews · Public Health

No studies found 11 · 8.7%GRADE not reported 0 · 0%Very low 31 · 24.6%Low 44 · 34.9%Moderate 27 · 21.4%High 13 · 10.3%