Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

885 questions · 903 findings · 72 reviews

No studies found 106 · 11.7%GRADE not reported 45 · 5%Very low 114 · 12.6%Low 238 · 26.4%Moderate 314 · 34.8%High 86 · 9.5%

Combination of anticholinergics + beta2‐agonists vs B2‐agonists alone

Overall withdrawals · children hospitalised with an acute asthma exacerbation

Combination of anticholinergics + beta2‐agonists showed no clear difference in overall withdrawals compared with beta2‐agonists alone (moderate certainty).

1 finding from 1 review

Intervention not reported

SGRQ Scores range from 0 to 100, with higher scores indicating more limitations · 18 to 80 years of age with bronchiectasis

The intervention showed no clear difference in SGRQ Scores range from 0 to 100, with higher scores indicating more… (low certainty).

1 finding from 1 review

Intervention not reported

TDI Total scores range from ‐ 9 to +9. The lower the score, the greater the deterioration in severity of dyspnoea, MCID ≥ 1 · 18 to 80 years of age with bronchiectasis

The intervention may leads to higher TDI Total scores range from ‐ 9 to +9. The lower the score, the… (low certainty).

1 finding from 1 review

Anticholinergic and short‐acting beta2‐agonists vs B2‐agonists alone

Hospital admissions · children with initial treatment of acute asthma

Anticholinergic and short‐acting beta2‐agonists leads to lower primary outcome: hospital admissions hospital admissions compared with beta2‐agonists alone (all protocols) (high certainty).

1 finding from 1 review

Intervention not reported

Adverse events-serious events Budesonide/formoterol (BDF) versus budesonide (BD) · patients with COPD

It is very uncertain whether the intervention changes adverse events-serious events Budesonide/formoterol (BDF) versus… (very low certainty).

1 finding from 1 review

160/4.5 mcg BDF single inhaler therapy vs current best practice

Hospital admissions due to exacerbations: number of participants · adults with asthma not well controlled on ICS

160/4.5 mcg BDF single inhaler therapy showed no clear difference in patients with exacerbations causing hospitalisation compared with current best practice (low certainty).

1 finding from 1 review

160/4.5 mcg BDF single inhaler therapy vs current best practice

Rate of exacerbations requiring systemic corticosteroids · adults with asthma not well controlled on ICS

160/4.5 mcg BDF single inhaler therapy probably leads to lower patients with exacerbations treated with oral steroids compared with current best practice (moderate certainty).

1 finding from 1 review

160/4.5 mcg BDF single inhaler therapy vs current best practice

Fatal serious adverse events · adults with asthma not well controlled on ICS

160/4.5 mcg BDF single inhaler therapy showed no clear difference in fatal serious adverse events compared with current best practice (low certainty).

1 finding from 1 review

160/4.5 mcg BDF single inhaler therapy vs current best practice

Non‐fatal serious adverse events · adults with asthma not well controlled on ICS

160/4.5 mcg BDF single inhaler therapy showed no clear difference in serious adverse events (non‐fatal) compared with current best practice (low certainty).

1 finding from 1 review