Among the three groups, there were nosignificant differences concerning SBP, creatinine level, previous myocardial infarction(MI), female,BMI, smoking status, previous PCI, COPD, hypertension, or previous stroke.However, a comparison across groups revealed that the GRACE score, DM, baselineSYNTAX score (bSS), residual SYNTAX score (rSS), and other risk factors,including age, CHF, AF, cardiac troponin T (cTnT), BNP, ABG, and TG were greater in patients withelevated AAR. The gene discussed is TNNT2; the disease is atrial fibrillation.