Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

4,072 questions · 4,237 findings · 447 reviews · Headline outcomes only

No studies found 946 · 22.3%GRADE not reported 257 · 6.1%Very low 1,121 · 26.5%Low 1,207 · 28.5%Moderate 568 · 13.4%High 138 · 3.3%

Pulmonary artery perfusion with blood vs no perfusion during cardiopulmonary bypass

Mortality within the longest · adult surgical patients with the need for cardiopulmonary bypass‐dependent heart surgery

It is very uncertain whether pulmonary artery perfusion with blood changes all‐cause mortality within longest compared with no perfusion during cardiopulmonary bypass (very low certainty).

1 finding from 1 review

Pulmonary artery perfusion with blood vs no perfusion during cardiopulmonary bypass

Number of participants with pulmonary events within longest · adult surgical patients with the need for cardiopulmonary bypass‐dependent heart surgery

The review found no eligible studies for this question.

1 finding from 1 review

Pulmonary artery perfusion with blood vs no perfusion during cardiopulmonary bypass

Participants with ≥ 1SAE within longest · adult surgical patients with the need for cardiopulmonary bypass‐dependent heart surgery

It is very uncertain whether pulmonary artery perfusion with blood changes participants with ≥ 1SAE within longest compared with no perfusion during cardiopulmonary bypass (very low certainty).

1 finding from 1 review

Edaravone plus corticosteroids vs corticosteroids

Reduction in oedema (T2 hyperintensity) · people previously treated with radiosurgery or fractionated radiotherapy to the brain or head and neck region with a diagnosis of brain…

Edaravone plus corticosteroids showed no clear difference in reduction in oedema (T2 hyperintensity) compared with corticosteroids (low certainty).

1 finding from 1 review

Edaravone plus corticosteroids vs corticosteroids

Reduction in post‐gadolinium enhancement · people previously treated with radiosurgery or fractionated radiotherapy to the brain or head and neck region with a diagnosis of brain…

Edaravone plus corticosteroids showed no clear difference in reduction in post‐gadolinium enhancement compared with corticosteroids (low certainty).

1 finding from 1 review