Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

83 questions · 108 findings · 11 reviews · Back and Neck

No studies found 18 · 16.7%GRADE not reported 12 · 11.1%Very low 12 · 11.1%Low 37 · 34.3%Moderate 21 · 19.4%High 8 · 7.4%