Heart failure & cardiomyopathies

Impact of Aficamten on Disease and Symptom Burden in Obstructive Hypertrophic Cardiomyopathy: Results From SEQUOIA-HCM

J Am Coll CardiolPublished Secondary analysis of the SEQUOIA-HCM randomised trial

Authors' conclusion

Treatment with aficamten was associated with substantial improvements across a broad range of clinically relevant efficacy measures.

Study context

Population
Symptomatic patients with obstructive hypertrophic cardiomyopathy (oHCM)
Participants
142 vs 140
Comparison
Aficamten vs placebo
  • Aficamtenn = 142
  • Placebon = 140reference
Methodological detailsresponder analysis
  • Responder analysis

Primary result

As reported in the abstract

Responder outcomes · 24 weeks

Relief in limiting symptoms

Complete hemodynamic response

Enhanced exercise capacity

≥50% decrease in NT-proBNP

Improvement in ≥1 outcome

OutcomeAficamtenPlacebo
All 4 outcomes23%0

Further findings

No longer eligible for septal reduction therapy (among those eligible at baseline) · 24 weeks

P = 0.002

Eligible at baseline Aficamten 32 · Placebo 29

Original publication

Impact of Aficamten on Disease and Symptom Burden in Obstructive Hypertrophic Cardiomyopathy: Results From SEQUOIA-HCM. J Am Coll Cardiol. Published 30 September 2024. doi:10.1016/j.jacc.2024.09.003

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

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