Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

3 questions · 3 findings · 2 reviews · Airways

No studies found 0 · 0%GRADE not reported 0 · 0%Very low 0 · 0%Low 2 · 66.7%Moderate 1 · 33.3%High 0 · 0%

Intervention not reported

Long‐term mortality (> 36 months) · patients with diffuse emphysema

The intervention probably leads to lower long‐term mortality (> 36 months) (moderate certainty).

1 finding from 1 review