Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

1,549 questions · 1,604 findings · 181 reviews

No studies found 258 · 16.1%GRADE not reported 69 · 4.3%Very low 337 · 21%Low 406 · 25.3%Moderate 410 · 25.6%High 124 · 7.7%

LAMA add‐on vs long‐acting beta2‐agonists (LABA) add‐on

Exacerbations (OCS) · adults with asthma not well controlled on ICS

Long‐acting muscarinic antagonists (LAMA) add‐on showed no clear difference in exacerbations (OCS) compared with long‐acting beta2‐agonists (LABA) add‐on (low certainty).

1 finding from 1 review

LAMA add‐on vs long‐acting beta2‐agonists (LABA) add‐on

Serious adverse events 22 weeks · adults with asthma not well controlled on ICS

Long‐acting muscarinic antagonists (LAMA) add‐on showed no clear difference in serious adverse events 22 weeks compared with long‐acting beta2‐agonists (LABA) add‐on (low certainty).

1 finding from 1 review

LAMA add‐on vs long‐acting beta2‐agonists (LABA) add‐on

Hospital admission (exacerbation) · adults with asthma not well controlled on ICS

It is very uncertain whether long‐acting muscarinic antagonists (LAMA) add‐on changes exacerbations (hospital) compared with long‐acting beta2‐agonists (LABA) add‐on (very low certainty).

1 finding from 1 review

LAMA add‐on vs long‐acting beta2‐agonists (LABA) add‐on

Adverse events (all) · adults with asthma not well controlled on ICS

Long‐acting muscarinic antagonists (LAMA) add‐on showed no clear difference in adverse events (all) compared with long‐acting beta2‐agonists (LABA) add‐on (moderate certainty).

1 finding from 1 review

Treatment route: intravenous corticosteroid vs oral corticosteroid

Mortality after discharge (1‐3 months) · exacerbations of COPD

Treatment route: intravenous corticosteroid showed no clear difference in mortality after discharge (1‐3 months) compared with oral corticosteroid (moderate certainty).

1 finding from 1 review