ERFE and coronary artery disorder: As illustrated in Fig. 1, the AUC (area under the curve) was 0.626 for CTRP7 (P < 0.01, Fig. 1A, n = 120) and 0.665 for CTRP15 (p < 0.001, Fig. 1B, n = 120), confirming specificity and sensitivity of CTRP7 and CTRP15 as biomarkers for CAD.