Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

12 questions · 12 findings · 4 reviews · Airways

No studies found 2 · 16.7%GRADE not reported 0 · 0%Very low 0 · 0%Low 4 · 33.3%Moderate 5 · 41.7%High 1 · 8.3%

Intervention not reported

Mortality · Adults (>18 years) with pulmonary hypertension of varied aetiology (PAH, CTEPH and left heart disease)

The intervention showed no clear difference in mortality (low certainty).

1 finding from 1 review