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Anticoagulation delay may raise dementia risk with AFib

A study presented at the annual meeting of the Heart Rhythm Society found delaying anticoagulant treatment for atrial fibrillation was tied to a 30% increased risk of dementia in patients at low risk for stroke and a 136% greater risk in high-risk patients. The findings were based on data for 76,230 patients with AFib who had no history of dementia.

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