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Kaplan‐Meier estimate of percentage of ischemic stroke–free survival in all patients with hyperthyroidism‐related AF (A), in patients with CHA2DS2‐VASc score ≥1 and nonparoxysmal AF (B), and in patients with CHA2DS2‐VASc score ≥1 and paroxysmal AF (C), classified according to antithrombotic therapy. Abbreviations: CHA2DS2‐VASc, congestive heart failure, hypertension, age ≥75 years, age = 65–74 years, diabetes, previous stroke, vascular disease, sex category.
