CHA2DS2-VASc score

Stroke risk in atrial fibrillation

Scoring system

Congestive heart failure / Left ventricular dysfunction: 1 point Hypertension: 1 point Age ≥ 75 years: 2 points Diabetes mellitus: 1 point Stroke / TIA / thromboembolism: 2 points Vascular disease (prior myocardial infarction, peripheral artery disease, or aortic plaque): 1 point Age 65 - 74 years: 1 point Sex category (ie female gender): 1 point


Lip GYH, Nieuwlaat R, Pisters R, Lane DA, Crijns HJGM. Refining clinical risk stratification for predicting stroke and thromboembolism in atrial fibrillation using a novel risk factor-based approach: the euro heart survey on atrial fibrillation. Chest 2010; 137:263-272.