Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

69 questions · 74 findings · 28 reviews

No studies found 11 · 14.9%GRADE not reported 6 · 8.1%Very low 10 · 13.5%Low 26 · 35.1%Moderate 20 · 27%High 1 · 1.4%

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

Depot corticosteroids (systemic; 40 mg methylprednisolone IM every 3 weeks for 27 weeks) vs placebo injection

Mean number of oral ulcers · People with Behcet's disease with a history of recurrent oral aphthous-type (RAS-type) ulcers diagnosed clinically; primary care

Depot corticosteroids (systemic; 40 mg methylprednisolone IM every 3… showed no clear difference in mean number of oral ulcers compared with placebo (saline IM injection); GRADE not reported.

1 finding from 1 review

Systemic interventions (aciclovir, thalidomide, corticosteroids, rebamipide, etanercept, colchicine, interferon-alpha) vs placebo

Episode duration associated with oral ulcers · People with Behcet's disease with a history of recurrent oral aphthous-type (RAS-type) ulcers diagnosed clinically; primary care
1 finding from 1 review
  • SoF 2 (systemic interventions vs placebo), grouped comment spanning all four listed outcomes (verbatim; the review's wording "topical" is a typo for systemic): "8 placebo-controlled trials evaluated topical…
    Studies not reported
    GRADE not reported