Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

5 questions · 5 findings · 2 reviews · Headline outcomes only

No studies found 3 · 60%GRADE not reported 0 · 0%Very low 1 · 20%Low 1 · 20%Moderate 0 · 0%High 0 · 0%

Intervention not reported

Functional exercise capacity (change from baseline; mixed population) ‐ 6‐minute walk test metres · patients with stable chronic obstructive pulmonary disease
1 finding from 1 review