APOB and type 2 diabetes mellitus: Compared to the SCAD group, the T2DM and SCAD group had significantly higher levels of glucose, HbA1C, TG, TC, LDL-C, ApoB, free fatty acids (FFAs) and BMI (p<0.001, p<0.001, p<0.001, p=0.002, p=0.014, p<0.001, p=0.001 and p=0.001, respectively).