Valvular & structural heart disease

Management of asymptomatic severe aortic stenosis: A critical review of guidelines and clinical outcomes

Am Heart JPublished Systematic review of guidelines and meta-analysis of randomised trials

Pooled result · MACEResult — go to the resultHazard ratio 0.52 CI 0.42–0.63

Authors' conclusion

While there is broad consensus on classic indicators of severity such as left ventricular dysfunction as indication for intervention, guidelines diverge on other high-risk features warranting intervention.

Study context

Population
Asymptomatic severe aortic stenosis (AS)4 guidelines · 108 recommendations
Comparison
Early intervention vs clinical surveillance
Outcome
MACE
Methodological detailsrandom-effects, comparative matrix of guidelines
  • Random-effects
  • Comparative matrix of guidelines

Pooled result

MACE

Hazard ratio

0.52

CI 0.42–0.63

Early intervention vs Clinical surveillance
HR 0.52 (CI 0.42–0.63)

As reported in the abstract

Further pooled results

OutcomeHR (CI)
Unplanned hospitalizations0.41 (0.32–0.52)

Original publication

Management of asymptomatic severe aortic stenosis: A critical review of guidelines and clinical outcomes. Am Heart J. Published 15 April 2025. doi:10.1016/j.ahj.2025.04.012

Summarised from the published abstract; every number is checked against it

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