Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

4,776 questions · 7,311 findings · 959 reviews · Headline outcomes only

No studies found 1,498 · 20.5%GRADE not reported 303 · 4.1%Very low 1,839 · 25.2%Low 1,991 · 27.2%Moderate 1,277 · 17.5%High 403 · 5.5%

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Inhaled steroids vs systemic steroids

General conceptual ability (GCA) score at 7 years The test has a standardisation mean of 100 and SD of 15 · Neonates with developing BPD

Inhaled steroids showed no clear difference in general conceptual ability (GCA) score at 7 years The test has a… compared with systemic steroids (moderate certainty).

1 finding from 1 review

Inhaled steroids vs systemic steroids

Systolic blood pressure > 95th percentile at 7 years · Neonates with developing BPD

Inhaled steroids showed no clear difference in systolic blood pressure > 95th percentile at 7 years compared with systemic steroids (moderate certainty).

1 finding from 1 review

Inhaled steroids vs systemic corticosteroids

BPD or death at 36 weeks' postmenstrual age№ of participants: 0 (0 RCTs) · preterm infants with respiratory distress for initial respiratory support

Inhaled steroids showed no clear difference in death or BPD at 36 weeks' postmenstrual age among all randomised compared with systemic corticosteroids (moderate certainty).

1 finding from 1 review

Inhaled steroids vs systemic corticosteroids

Death or BPD (28 days) · preterm infants with respiratory distress for initial respiratory support

Inhaled steroids showed no clear difference in death or BPD at 28 days compared with systemic corticosteroids (low certainty).

1 finding from 1 review

Inhaled steroids vs systemic corticosteroids

Bronchopulmonary dysplasia/chronic lung disease · preterm infants with respiratory distress for initial respiratory support

Inhaled steroids showed no clear difference in BPD at 36 weeks' postmenstrual age compared with systemic corticosteroids (moderate certainty).

1 finding from 1 review

Buffered vs non‐buffered crystalloid intravenous fluid

Mortality (in‐hospital death and 30‐day mortality) · adults receiving intravenous fluids whilst undergoing any form of surgery

Buffered showed no clear difference in mortality (in‐hospital death and 30‐day mortality) compared with non‐buffered crystalloid intravenous fluid (low certainty).

1 finding from 1 review

Buffered vs non‐buffered crystalloid intravenous fluid

Organ system failure ‐ renal insufficiency requiring support · adults receiving intravenous fluids whilst undergoing any form of surgery

Buffered showed no clear difference in organ system failure ‐ renal insufficiency requiring support compared with non‐buffered crystalloid intravenous fluid (low certainty).

1 finding from 1 review