Findings

What do systematic reviews say?

2 questions · 2 findings · 2 reviews · Anaesthesia

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No studies found 0 · 0%GRADE not reported 0 · 0%Very low 1 · 50%Low 1 · 50%Moderate 0 · 0%High 0 · 0%

Perioperative beta‐blockers vs placebo or usual care

Cerebrovascular events (within 30 days) · adults undergoing non‐cardiac surgery under general anaesthesia (to include: low‐risk, medium‐risk, and high‐risk surgeries)

Perioperative beta‐blockers showed no clear difference in cerebrovascular events (within 30 days) compared with placebo or standard care (low certainty).

1 finding from 1 review

Perioperative beta‐blockers for preventing surgery‐related mortality and morbidity in adults undergoing non‐cardiac… 2019 · Cochrane Headline outcomes only
RR 1.65 [0.97, 2.81]
6 studies · 9460 participants
Low

Intervention not reported

Cerebrovascular events (within 30 days) · adults undergoing cardiac surgery under general anaesthesia

It is very uncertain whether the intervention changes cerebrovascular events (within 30 days) (very low certainty).

1 finding from 1 review

Perioperative beta‐blockers for preventing surgery‐related mortality and morbidity in adults undergoing cardiac surgery 2019 · Cochrane Headline outcomes only
RR 1.37
5 studies · 1471 participants
Very low