Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

3,454 questions · 3,562 findings · 816 reviews · Headline outcomes only

No studies found 538 · 15.1%GRADE not reported 239 · 6.7%Very low 933 · 26.2%Low 1,041 · 29.2%Moderate 612 · 17.2%High 199 · 5.6%

Complete revascularisation vs culprit‐only revascularisation

Short‐term all‐cause mortality (within the first 30 days after the intervention) · people with STEMI and MVD.

It is very uncertain whether complete revascularisation changes short‐term all‐cause mortality (within the first 30 days after the… compared with culprit‐only revascularisation (very low certainty).

1 finding from 1 review

Vitamin A vs no supplementation

Chronic lung disease · promoting growth and development in very low birth weight infants receiving human milk

Supplemental vitamin A showed no clear difference in chronic lung disease (oxygen use at 28 days in survivors) compared with no supplementation (moderate certainty).

1 finding from 1 review

Vitamin A vs no supplementation

Death or chronic lung disease · promoting growth and development in very low birth weight infants receiving human milk

Supplemental vitamin A probably leads to lower death or chronic lung disease (oxygen use at 28 days) compared with no supplementation (moderate certainty).

1 finding from 1 review

Intervention not reported

Early mortality (90 days) · patients with diffuse emphysema

The intervention probably leads to higher early mortality (90 days) (moderate certainty).

1 finding from 1 review