Findings

What do systematic reviews say?

2 questions · 3 findings · 2 reviews

No studies found 0 · 0%GRADE not reported 0 · 0%Very low 0 · 0%Low 1 · 33.3%Moderate 2 · 66.7%High 0 · 0%

Cardiovascular mortality · patients with chronic heart failure with preserved ejection fraction

Beta‐blockers may leads to lower cardiovascular mortality (RR) compared with placebo or no treatment (low certainty).

1 finding from 1 review

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 for suspected or diagnosed acute myocardial infarction 2019 · Cochrane Headline outcomes only
RR 0.9 [0.83, 0.98]
14 studies · 22457 participants
Moderate
Beta‐blockers for suspected or diagnosed acute myocardial infarction 2019 · Cochrane Headline outcomes only
RR 0.99 [0.91, 1.08]
1 study · 45852 participants
Moderate