Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

1,337 questions · 1,354 findings · 566 reviews

No studies found 307 · 22.7%GRADE not reported 81 · 6%Very low 424 · 31.3%Low 310 · 22.9%Moderate 189 · 14%High 43 · 3.2%

Inhaled corticosteroids plus standard care vs placebo or usual care

Serious adverse events · adults with a confirmed diagnosis of mild COVID‐19, of whom only 10% (219/2132) participants had received ≥ 1 vaccination

It is very uncertain whether inhaled corticosteroids plus standard care changes serious adverse events compared with standard care (with or without placebo) (very low certainty).

1 finding from 1 review