Figure 1
From: Diagonal earlobe crease and coronary artery disease in a Chinese population
The separate discriminating effect of all 9 traditional coronary risk factors including DELC for CAD. The ROC curves were drawn based on the multivariate regression equation which included male gender, age, hypertension, diabetes mellitus, hypercholesterolemia, Hypertriglycerimia, Smoking, Alcohol drinking and DELC. It was used to detect indirectly the discriminating effect of DELC for CAD.