Analysis revealed that age, weight, BMI, CHA2DS2-VASc score, Killp classification, serum albumin, TG, Scr, eGFR, lymphocyte count, RBC, hemoglobin, Hs-CRP, BNP, PNI, LAD, LVEF, and left circumflex artery stenosis were statistically significant variables. The gene discussed is CRP; the disease is Arterial stenosis.