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. 2014 Oct 24;9(10):e111167. doi: 10.1371/journal.pone.0111167

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© 2014 Chua et al

This is an open-access article distributed under the terms of the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original author and source are properly credited.

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(A) Rate of MI, stroke, or death in patients with a CHADS₂ score of 0 or 1, according to CHA₂DS₂-VASc score. The rate of myocardial infarction (MI), stroke, or death progressively increased, from 3.0% to 33.3%, with increasing CHA₂DS₂-VASc score. (B) The flowchart shows the rate of MI, stroke, or death in patients stratified by CHADS₂ and CHA₂DS₂-VASc scores.