* Required

Stroke Risk per 100 Person Years/Warfarin Rx Interpretation

0 Points:0.25 ON Rx; 0.49 NO Rx
1 Point:0.72 ON Rx; 1.52 NO Rx
2 Points:1.27 ON Rx; 2.50 No Rx
3 Points:2.20 ON Rx; 5.27 NO Rx
4 Points:2.35 ON Rx; 6.02 NO Rx
5-6 Points:4.60 ON Rx; 6.88 NO Rx


  1. Eur Heart J. 2012 Nov;33(21):2719-47. doi: 10.1093/eurheartj/ehs253. Epub 2012 Aug 24.2012 focused update of the ESC Guidelines for the management of atrial fibrillation: an update of the 2010 ESC Guidelines for the management of atrial fibrillation. Developed with the special contribution of the European Heart Rhythm Association. Camm AJ1, Lip GY, De Caterina R, Savelieva I, Atar D, Hohnloser SH, Hindricks G, Kirchhof P; ESC Committee for Practice Guidelines (CPG).
  2. Gage BF, Waterman AD, Shannon W, et. al. Validation of clinical classification schemes for predicting stroke: results from the National Registry of Atrial Fibrillation. JAMA. 2001 Jun 13;285(22):2864-70.2.

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