Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

9 questions · 9 findings · 6 reviews · Airways

No studies found 1 · 11.1%GRADE not reported 0 · 0%Very low 2 · 22.2%Low 6 · 66.7%Moderate 0 · 0%High 0 · 0%

Intervention not reported

Health‐related quality of life (respiratory specific) St George's Respiratory Questionnaire (SGRQ; total score) Scale from 0‐100 Lower value post intervention is favourable, indicating improvement in health‐related quality of life · people with stable COPD
1 finding from 1 review