ATRIA Stroke Risk Score
Estimate stroke risk in patients with atrial fibrillation
The ATRIA (Anticoagulation and Risk Factors in Atrial Fibrillation) study followed up 13,559 adults with nonvalvular, nontransient atrial fibrillation with 9,217 patientstook warfarin at some point during follow‐up. There are 8 variables used for the calculation of the score.
|Risk Factor||Points without prior stroke||Points with prior stroke|
|75 to 84||5||7|
|65 to 74||3||7|
|eGFR<45 or ESRD||1||1|
|Score||Risk||Major bleeding at one year|
|0 – 5||Low||<1%|
|>6||Intermediate||1 – <2%|
|1||Singer DE, Chang Y, et al. A New Risk Scheme to Predict Ischemic Stroke and Other Thromboembolism in Atrial Fibrillation: The ATRIA Study Stroke Risk Score. J Am Heart Assoc. 2013 Jun; 2(3):e000250. Full text|
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Developer: Sirikarn Napan, MD, FACC