Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

29 questions · 29 findings · 8 reviews

No studies found 8 · 27.6%GRADE not reported 0 · 0%Very low 11 · 37.9%Low 5 · 17.2%Moderate 4 · 13.8%High 1 · 3.4%

Intervention not reported

Mortality Beyond the early postoperative period (> 30 days) · participants with hydrocephalus
1 finding from 1 review

Standardised formal neonatal resuscitation training (SFNRT) programme vs basic resuscitation training

Early neonatal mortality · Neonates delivered stratified by healthcare professionals involved in attending deliveries

Standardised formal neonatal resuscitation training (SFNRT) programme showed no clear difference in early neonatal mortality (mortality in the first 7 days of life) compared with basic resuscitation training (moderate certainty).

1 finding from 1 review

Transmyocardial laser revascularization vs medical treatment

Early postoperative mortality Deaths in the 30 days after surgery · patients with refractory angina

Transmyocardial laser revascularization showed no clear difference in early postoperative mortality Deaths in the 30 days after surgery compared with medical treatment (high certainty).

1 finding from 1 review

Statins vs control

Early all‐cause mortality (≤ 3 months) Reported at: 28 days; 60 days; and during hospital stay · adults with acute respiratory distress syndrome

Statins showed no clear difference in early all‐cause mortality (≤ 3 months) Reported at: 60 days; and… compared with control (moderate certainty).

1 finding from 1 review

Beta‐agonist vs control

Early all‐cause mortality (≤ 3 months) Reported at: 28 days; 60 days; and during hospital stay · adults with acute respiratory distress syndrome

Beta‐agonist showed no clear difference in early all‐cause mortality (≤ 3 months) Reported at: 28 days; 60… compared with control (moderate certainty).

1 finding from 1 review

Surfactants vs control

Early all‐cause mortality (≤ 3 months) Reported at: 28 days; and 90 days. Time point not reported in 4 studies · adults with acute respiratory distress syndrome

It is very uncertain whether surfactants changes early all‐cause mortality (≤ 3 months) Reported at: 28 days; and 90… compared with control (very low certainty).

1 finding from 1 review