Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

356 questions · 373 findings · 42 reviews

No studies found 47 · 12.6%GRADE not reported 21 · 5.6%Very low 68 · 18.2%Low 92 · 24.7%Moderate 97 · 26%High 48 · 12.9%

SiT for maintenance/relief vs higher‐dose ICS/LABA + SABA

Exacerbations requiring oral corticosteroids ‐ adults · Studies recruited adults and adolescents aged 12 and older with chronic asthma

SiT for maintenance/relief leads to lower patients with exacerbations requiring oral steroids compared with higher‐dose ICS/LABA + SABA (high certainty).

1 finding from 1 review

SiT for maintenance/relief vs higher‐dose ICS/LABA + SABA

Patients with serious adverse events · Studies recruited adults and adolescents aged 12 and older with chronic asthma

SiT for maintenance/relief showed no clear difference in patients with serious adverse events compared with higher‐dose ICS/LABA + SABA (moderate certainty).

1 finding from 1 review

SiT for maintenance/relief vs higher‐dose ICS/LABA + SABA

Patients with severe exacerbations (requiring hospitalisation or ER visit) · Studies recruited adults and adolescents aged 12 and older with chronic asthma

SiT for maintenance/relief leads to lower patients with severe exacerbations (requiring hospitalisation or ER… compared with higher‐dose ICS/LABA + SABA (high certainty).

1 finding from 1 review