Findings

What do systematic reviews say?

Refine by population, intervention, comparison or outcome
More filters
Evidence found and GRADE certainty

2,262 questions · 2,405 findings · 248 reviews · Headline outcomes only

No studies found 507 · 21.1%GRADE not reported 93 · 3.9%Very low 657 · 27.3%Low 708 · 29.4%Moderate 387 · 16.1%High 53 · 2.2%

Feedback device vs control versus usual care

Correct inhaler technique · people with asthma

Feedback device may leads to higher correct inhaler technique 4‐Week compared with control versus usual care (low certainty).

2 findings from 1 review