Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

151 questions · 152 findings · 61 reviews

No studies found 20 · 13.2%GRADE not reported 4 · 2.6%Very low 53 · 34.9%Low 39 · 25.7%Moderate 24 · 15.8%High 12 · 7.9%

Corticosteroids vs control

Adverse events: hypertension · patients with Guillain‐Barré syndrome

Corticosteroid leads to lower adverse events ‐ hypertension compared with control (high certainty).

1 finding from 1 review

Tacrolimus 0.1% vs vehicle

Primary: adverse events ‐ burning/itching at application site · people with moderate to severe nickel sulphate‐induced allergic contact dermatitis based on clinical history (hand eczema) and proven by…

Topical calcineurin inhibitors: tacrolimus 0.1% ointment showed no clear difference in primary: adverse events ‐ burning/itching at application site compared with vehicle (moderate certainty).

1 finding from 1 review

Stopping LABA vs continuing use of LABA+ICS

Serious adverse events 17 weeks · adults with asthma well controlled on LABA and ICS

Stopping LABA showed no clear difference in serious adverse events 17 weeks compared with continuing use of LABA+ICS (moderate 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

Intervention not reported

Adverse events ‐ recurrent fever · acute bacterial meningitis

The intervention probably leads to higher adverse events ‐ recurrent fever (moderate certainty).

1 finding from 1 review

Anti‐IL‐4Rα mAb (dupilumab) vs placebo (on top of topical steroids)

Adverse events ‐ nasopharyngitis, including sore throat · patients with severe chronic rhinosinusitis with nasal polyps

Anti‐IL‐4Rα mAb (dupilumab) showed no clear difference in adverse events ‐ nasopharyngitis, including sore throat (longest… compared with placebo (on top of topical steroids) (low certainty).

1 finding from 1 review

Intervention not reported

Serious adverse events during treatment · participants with alcoholic hepatitis at high risk of mortality and morbidity

It is very uncertain whether the intervention changes serious adverse events during treatment (very low certainty).

1 finding from 1 review

Intervention not reported

Non‐fatal, serious adverse events (all) · patients with chronic obstructive pulmonary disease

The intervention showed no clear difference in non‐fatal, serious adverse events (all) (moderate certainty).

1 finding from 1 review

Intervention not reported

Non‐fatal, serious adverse events (all) · patients with chronic obstructive pulmonary disease

The intervention showed no clear difference in non‐fatal, serious adverse events (all) (high certainty).

1 finding from 1 review

Regular formoterol and ICS vs same‐dose ICS

Asthma‐related non‐fatal serious adverse events · adults, chronic asthma: all‐cause mortality

Regular formoterol and ICS showed no clear difference in asthma‐related non‐fatal serious adverse events compared with same‐dose ICS (moderate certainty).

1 finding from 1 review

Regular formoterol and ICS vs same‐dose ICS

Asthma‐related non‐fatal serious adverse events · children and adolescents with chronic asthma

It is very uncertain whether regular formoterol and ICS changes asthma‐related non‐fatal serious adverse events compared with same‐dose ICS (very low certainty).

1 finding from 1 review