Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

445 questions · 449 findings · 45 reviews · Airways

No studies found 35 · 7.8%GRADE not reported 26 · 5.8%Very low 30 · 6.7%Low 134 · 29.8%Moderate 160 · 35.6%High 64 · 14.3%

Intramuscular corticosteroids vs oral corticosteroid

Relapse · patients with acute asthma

Intramuscular corticosteroids showed no clear difference in relapse compared with oral corticosteroids (low certainty).

3 findings from 1 review

Inhaled corticosteroids vs placebo

Pseudomonas aeruginosa (P aeruginosa) colonisation · people with bronchiectasis

Inhaled corticosteroids showed no clear difference in pseudomonas aeruginosa (P aeruginosa) colonisation compared with placebo (low certainty).

1 finding from 1 review