Findings

What do systematic reviews say?

Refine by population, intervention, comparison or outcome
More filters
Evidence found and GRADE certainty

350 questions · 366 findings · 36 reviews · Heart

No studies found 50 · 13.7%GRADE not reported 15 · 4.1%Very low 79 · 21.6%Low 121 · 33.1%Moderate 72 · 19.7%High 29 · 7.9%

Beta‐blockers vs placebo or no intervention

MACE · patients with suspected or diagnosed myocardial infarction

It is very uncertain whether beta‐blockers changes MACE (major adverse cardiovascular event) at maximum compared with placebo or no intervention (very low certainty).

2 findings from 1 review

Beta‐blockers vs placebo or no intervention

Angina · patients with suspected or diagnosed myocardial infarction

It is very uncertain whether beta‐blockers changes angina at maximum compared with placebo or no intervention (very low certainty).

2 findings from 1 review

Beta‐blockers vs placebo or no intervention

Cardiovascular mortality · patients with suspected or diagnosed myocardial infarction

Beta‐blockers probably leads to lower cardiovascular mortality at maximum compared with placebo or no intervention (moderate certainty).

2 findings from 1 review

Beta‐blockers vs placebo or no intervention

Myocardial infarction · patients with suspected or diagnosed myocardial infarction

Beta‐blockers showed no clear difference in myocardial infarction at maximum compared with placebo or no intervention (low certainty).

2 findings from 1 review

Lidocaine vs placebo or no intervention

Adverse events (AEs; adverse drug reaction): asystole · patients with acute myocardial infarction

It is very uncertain whether lidocaine changes adverse events (AEs; adverse drug reaction): asystole compared with placebo or no intervention (very low certainty).

1 finding from 1 review