(A) Multivariable Cox regressions showing the association of higher CHA2DS2-Vasc scores (≥6) and (B) R2CHA2DS2-Vasc scores (≥7) with 1-year mortality (CABG, coronary artery bypass grafting; PCI, percutaneous coronary intervention). (A) Multivariable Cox regressions showing the association of higher CHA2DS2-Vasc scores (≥6) and (B) R2CHA2DS2-Vasc scores (≥7) with 1-year mortality (CABG, coronary artery bypass grafting; PCI, percutaneous coronary intervention). Tahir Hamid et al. Open Heart 2015;2:e000170 ©2015 by British Cardiovascular Society