CHADS2 Score for Atrial Fibrillation Stroke Risk

History of Congestive Heart Failure < 15

History of Hypertension

Age ≥ 75

History of Diabetes Mellitus

History of Stroke or TIA

Score:

Result:

Low risk of thromboembolic events. If not using Coumadin, annual risk of thromboembolic events is 1.9%.