Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

3,429 questions · 3,558 findings · 436 reviews

No studies found 660 · 18.5%GRADE not reported 375 · 10.5%Very low 727 · 20.4%Low 887 · 24.9%Moderate 709 · 19.9%High 200 · 5.6%

Early systemic postnatal corticosteroids vs placebo or no treatment

Gastrointestinal perforation during primary hospitalisation · preventing bronchopulmonary dysplasia in preterm infants

Early systemic postnatal corticosteroids leads to higher gastrointestinal perforation during primary hospitalisation compared with placebo or no treatment (high certainty).

1 finding from 1 review

Early systemic postnatal corticosteroids vs placebo or no treatment

Cerebral palsy · preventing bronchopulmonary dysplasia in preterm infants

Early systemic postnatal corticosteroids leads to higher cerebral palsy at latest reported age compared with placebo or no treatment (high certainty).

1 finding from 1 review

Early systemic postnatal corticosteroids vs placebo or no treatment

Death or cerebral palsy · preventing bronchopulmonary dysplasia in preterm infants

Early systemic postnatal corticosteroids showed no clear difference in mortality or cerebral palsy at latest reported age compared with placebo or no treatment (high certainty).

1 finding from 1 review

Endothelin receptor antagonists vs placebo

Proportion of participants with improved functional class mean duration of study 16.8 weeks · pulmonary arterial hypertension

Endothelin receptor antagonists probably leads to higher proportion of participants with improved functional class mean… compared with placebo (moderate certainty).

1 finding from 1 review

Integrated disease management interventions vs usual care

Respiratory‐related hospital admissions · patients with chronic obstructive pulmonary disease

Integrated disease management interventions leads to lower respiratory‐related hospital admissions compared with usual care (high certainty).

1 finding from 1 review