Basic clinical characteristics of study population according to CAD status.

BMI, body mass index; TG, triglycerides; TC, total cholesterol; HDL, high density lipoprotein; LDL, low density lipoprotein; Glu, glucose; EH, essential hypertension; DM, diabetes mellitus. Continuous variables were expressed as mean ± standard deviation. P value of continuous variables was calculated by independent t test. The P value of categorical variable was calculated using Chi-square test. *P<0.05 Basic clinical characteristics of study population according to CAD status.