Findings

What do systematic reviews say?

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

59 questions · 64 findings · 26 reviews · Headline outcomes only

No studies found 6 · 9.4%GRADE not reported 1 · 1.6%Very low 10 · 15.6%Low 26 · 40.6%Moderate 20 · 31.3%High 1 · 1.6%

Intervention not reported

Number of participants requiring oral corticosteroids over the study period · Adults from minority groups with doctor diagnosed asthma

It is very uncertain whether the intervention changes number of participants requiring oral corticosteroids over the study… (very low certainty).

1 finding from 1 review

Intervention not reported

Exacerbations requiring oral corticosteroids 7.3‐month · people with asthma

The intervention showed no clear difference in exacerbations requiring oral corticosteroids 7.3‐month (low certainty).

1 finding from 1 review

Intervention not reported

Exacerbations requiring oral corticosteroids3 months · adults or children with asthma

The intervention showed no clear difference in exacerbations requiring oral corticosteroids3 months (low certainty).

1 finding from 1 review

Intermittent ICS vs placebo

Exacerbations requiring oral corticosteroids ‐ School‐age children · School‐aged children and adults

Intermittent ICS showed no clear difference in exacerbations requiring oral corticosteroids ‐ School‐age children compared with placebo (low certainty).

1 finding from 1 review

Intervention not reported

Asthma exacerbation as defined by hospital admission or treatment with a course of oral corticosteroids · participants with asthma

The review found no eligible studies for this question.

1 finding from 1 review

Intervention not reported

Asthma exacerbation as defined by hospital admission or treatment with a course of oral corticosteroids · participants with exercise‐induced asthma

The review found no eligible studies for this question.

1 finding from 1 review

Intervention not reported

Exacerbations requiring a course of oral corticosteroids · children and adolescents aged 18 years and under studies with asthma

The review found no eligible studies for this question.

1 finding from 1 review

Formoterol vs short‐acting beta2‐agonist

Exacerbations requiring oral corticosteroids ‐ adults · people with asthma

Formoterol probably leads to lower patients with an exacerbation requiring a course of oral… compared with short‐acting beta2‐agonist (moderate certainty).

1 finding from 1 review

Dexamethasone: oral vs intramuscular – fetal/neonatal outcomes

Any known death after randomisation (fetal, neonatal, child, child as adult) · women at risk of preterm birth

It is very uncertain whether dexamethasone: oral changes any known death after randomisation (fetal, neonatal, child, child… compared with intramuscular – fetal/neonatal outcomes (very low certainty).

1 finding from 1 review

Dexamethasone: oral vs intramuscular – fetal/neonatal outcomes

Respiratory distress syndrome · women at risk of preterm birth

It is very uncertain whether dexamethasone: oral changes respiratory distress syndrome compared with intramuscular – fetal/neonatal outcomes (very low certainty).

1 finding from 1 review