Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

115 questions · 120 findings · 58 reviews

No studies found 34 · 28.3%GRADE not reported 5 · 4.2%Very low 23 · 19.2%Low 32 · 26.7%Moderate 15 · 12.5%High 11 · 9.2%

Transcatheter aortic valve implantation vs surgical aortic valve replacement

All‐cause mortality · adults with severe aortic stenosis who are at a low surgical risk.

Transcatheter aortic valve implantation showed no clear difference in all‐cause mortality compared with surgical aortic valve replacement (moderate certainty).

1 finding from 1 review

Low molecular weight heparin vs vitamin K antagonist secondary prophylaxis

All‐cause mortality (time‐to‐event) · patients with cancer with venous thromboembolism

Low molecular weight heparin secondary prophylaxis showed no clear difference in all‐cause mortality (time‐to‐event) compared with vitamin K antagonist secondary prophylaxis (low certainty).

1 finding from 1 review

Low molecular weight heparin vs vitamin K antagonist secondary prophylaxis

All‐cause mortality (main analysis ‐ active cancer) · patients with cancer with venous thromboembolism

Low molecular weight heparin secondary prophylaxis showed no clear difference in all‐cause mortality (main analysis ‐ active cancer) compared with vitamin K antagonist secondary prophylaxis (low certainty).

1 finding from 1 review

Intervention not reported

All‐cause mortality low risk of bias Mortality · patients with preventing hepatitis A.

The intervention showed no clear difference in all‐cause mortality low risk of bias Mortality (high certainty).

1 finding from 1 review

FIBRINOGEN: Therapeutic trials: intervention vs inactive control

All‐cause mortality Up to 28 days following admission · the prevention and treatment of bleeding in patients without haemophilia

FIBRINOGEN: Therapeutic trials: intervention showed no clear difference in all‐cause mortality Up to 28 days following admission compared with inactive Control (moderate certainty).

1 finding from 1 review

IVIg vs placebo or no intervention

28‐Day all cause mortality (adult studies) · adult patients with sepsis, severe sepsis and septic shock

Polyclonal intravenous immunoglobulin (IVIG) showed no clear difference in low risk of bias adult studies, by type of polyclonal IVIG,… compared with placebo or no intervention (high certainty).

3 findings from 1 review

IVIg vs placebo or no intervention

All‐cause mortality, neonates, standard polyclonal IVIG · neonates with sepsis, severe sepsis and septic shock

Polyclonal intravenous immunoglobulin (IVIG) showed no clear difference in low risk of bias neonate studies, mortality all‐cause ‐ standard IVIG compared with placebo or no intervention (high certainty).

1 finding from 1 review

Higher vs lower FiO2 or targets of arterial oxygenation

All‐cause mortality: range 1 mo to 1 y · adults admitted to the ICU

It is very uncertain whether higher changes all‐cause mortality: range 1 mo to 1 y compared with lower FiO2 or targets of arterial oxygenation (very low certainty).

1 finding from 1 review

Summary of findings table ‐ Silicone earplugs vs no earplugs

All‐cause mortality during hospital stay · preterm or very low birth weight infants

It is very uncertain whether summary of findings table ‐ Silicone earplugs changes all‐cause mortality during hospital stay compared with no earplugs (very low certainty).

1 finding from 1 review