Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

85 questions · 85 findings · 16 reviews · Airways

No studies found 4 · 4.7%GRADE not reported 4 · 4.7%Very low 4 · 4.7%Low 13 · 15.3%Moderate 42 · 49.4%High 18 · 21.2%

Bronchial thermoplasty vs active control

Participants admitted to hospital because of respiratory adverse events (post‐treatment period) · adults with asthma

Bronchial thermoplasty showed no clear difference in participants admitted to hospital because of respiratory adverse… compared with any active control (moderate certainty).

1 finding from 1 review