CHA2DS2-VASc score for Atrial Fibrillation Stroke

Clinical risk stratification for predicting stroke and thromboembolism in patients with atrial fibrillation.

Congestive Heart Failure History
Hypertension History
Stroke/TIA History
Vascular Disease History
Diabetes Mellitus History
Derivation Reference:

Lip, G.Y.H., Nieuwlaat, R., Pisters, R., Lane, D.A., Crijns, H.J.G.M. 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 137, no. 2 (February 1, 2010): 263–72. doi:10.1378/chest.09-1584.

Validation Reference:

Friberg, L., Rosenqvist, M., Lip, G.Y.H. Evaluation of Risk Stratification Schemes for Ischaemic Stroke and Bleeding in 182 678 Patients with Atrial Fibrillation: The Swedish Atrial Fibrillation Cohort Study. European Heart Journal 33, no. 12 (June 1, 2012): 1500–1510. doi:10.1093/eurheartj/ehr488.