Arrhythmias & electrophysiology
Cannabis use and incident atrial fibrillation in a longitudinal cohort
Authors' conclusion
In a large prospective cohort study, there was no evidence that cannabis use was associated with a higher risk of incident AF.
Study context
- Population
- UK Biobank participants who completed the cannabis use lifestyle questionnaire33,442 (22.2%) ever used cannabis
- Participants
- 150,554 participants
- Exposure
- Occasional or frequent cannabis use vs never use
- Outcome
- Incident AF
- Follow-up
- Mean 6.1 ± 0.6 years
Main finding
As reported in the abstract
Each group vs neverHazard ratio (95% CI)
Occasional Use
0.98(0.89–1.08)
Frequent Use
1.03(0.81–1.32)
Observational data: associations, not effects.
Original publication
Cannabis use and incident atrial fibrillation in a longitudinal cohort. Heart Rhythm. Published 22 December 2023. doi:10.
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