Findings

What do systematic reviews say?

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

870 questions · 912 findings · 85 reviews · Airways

No studies found 65 · 7.1%GRADE not reported 34 · 3.7%Very low 115 · 12.6%Low 273 · 29.9%Moderate 330 · 36.2%High 95 · 10.4%

Antibiotics vs placebo

Exacerbations · Adults (aged 40 or over) with COPD presenting with 1 or more exacerbations in the previous year. The 2 larger studies (Albert 2011; Sethi…

Antibiotics probably leads to lower number of people with one or more exacerbations WMD of compared with placebo (moderate certainty).

1 finding from 1 review

Antibiotics vs placebo

Annual Exacerbation Rates · Adults (aged 40 or over) with COPD presenting with 1 or more exacerbations in the previous year. The 2 larger studies (Albert 2011; Sethi…

Antibiotics probably leads to lower rate of exacerbation per patient/year WMD of compared with placebo (moderate certainty).

1 finding from 1 review

Antibiotics vs placebo

All‐cause mortality WMD of · Adults (aged 40 or over) with COPD presenting with 1 or more exacerbations in the previous year. The 2 larger studies (Albert 2011; Sethi…

Antibiotics showed no clear difference in all‐cause mortality WMD of compared with placebo (moderate certainty).

1 finding from 1 review

Antibiotics vs placebo

Serious adverse events WMD of · Adults (aged 40 or over) with COPD presenting with 1 or more exacerbations in the previous year. The 2 larger studies (Albert 2011; Sethi…

Antibiotics showed no clear difference in serious adverse events WMD of compared with placebo (moderate certainty).

1 finding from 1 review

Antibiotics vs placebo

Treatment failure within 4 weeks ‐ current drugs only ‐ inpatient · exacerbations of COPD

Antibiotics showed no clear difference in treatment failure within 4 weeks ‐ current drugs only ‐ inpatient compared with placebo (moderate certainty).

1 finding from 1 review