Clinical Edge

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Apple Watch algorithm showed 84% positive predictive value for Afib

Key clinical point: Apple Watch detected atrial fibrillation with high accuracy.

Major finding: An irregular pulse rhythm detected by optical sensing on an Apple Watch had an 84% positive predictive value for concurrent atrial fibrillation.

Study details: This single-arm, prospective, observational study included 419,297 adult Apple Watch and iPhone users living in the U.S.

Disclosures: The study was sponsored by Apple.

Citation:

Turakhia M., ACC 19 NCT03335800