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Caffeinated Coffee Consumption or Abstinence to Reduce Atrial Fibrillation, The DECAF Randomized Clinical Trial

November 9, 2025
Wong CX, Cheung CC, Montenegro G, et al.

Conclusion Statement

Among previously coffee-drinking patients with AF referred for cardioversion, random allocation to typical consumption of caffeinated coffee averaging 1 cup a day was associated with less recurrence of AF and atrial flutter compared with abstinence from coffee and caffeinated products.

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Citations

Wong CX, Cheung CC, Montenegro G, et al. Caffeinated Coffee Consumption or Abstinence to Reduce Atrial Fibrillation: The DECAF Randomized Clinical Trial. JAMA. Published online November 09, 2025. doi:10.1001/jama.2025.21056

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