Age, sex, hypertension status, diabetes, ALT, FBG, TC, LDL, TC/HDL, ApoB, ApoA1/ApoB, cTnT, Fg, and PCSK6rs1531817 genotypes were the variables tested in the comparison among patients with single vessel disease (SVD), DVD, and TVD. The gene discussed is APOB; the disease is diabetes mellitus.