Question · asked by 1 review
Beta‐blockers vs control—cardiac surgery: Ventricular arrhythmias—cardiac surgery ECG
- Population
- patients with coronary heart disease and/or valvular heart disease
- Intervention
- Beta‐blockers
- Comparison
- control—cardiac surgery
- Outcome
- Ventricular arrhythmias—cardiac surgery ECG
Beta‐blocker probably leads to lower ventricular arrhythmias—cardiac surgery ECG compared with control—cardiac surgery (moderate certainty).
What each review found
Include earlier review versions| Finding | Effect | Studies | GRADE certainty |
|---|---|---|---|
Beta‐blocker vs control—cardiac surgery Ventricular arrhythmias—cardiac surgery ECG · patients with coronary heart disease and/or valvular heart disease Beta‐blocker probably leads to lower ventricular arrhythmias—cardiac surgery ECG compared with control—cardiac surgery (moderate certainty). Perioperative beta‐blockers for preventing surgery‐related mortality and morbidity (2018) · Cochrane Headline outcomes only | RR 0.37 [0.24, 0.58] | 12 studies · 2292 participants | Moderate |
Findings are shown side by side, never pooled across reviews.
The reviews
| Review | Searched up to | Included studies | AMSTAR 2 |
|---|---|---|---|
| Perioperative beta‐blockers for preventing surgery‐related mortality and morbidity 2018 · Cochrane Headline outcomes only | Not reported | Not extracted | Not assessed |
How reviews are matched to this question
Reviews word the same question differently. Four decision models (TypeSafe's Jev, Liquid AI's d1-ultra, SubQ Snap and Baseten's Elephant) judged each wording of the population, intervention, comparator and outcome against the others; two wordings count as the same when at least three of them agree and none clearly disagrees, and findings count as this question only when all four elements match. Timing, setting and subgroup never split a question: they are shown on each finding.