Table 5.

Information of ROC.

	Cut-off value	Sensitivity	Specificity	Precision	Positive predictive value
YKL40	25.78	0.66	0.76	0.71	0.733
IL-6	1.49	0.72	0.62	0.67	0.652
IL-8	45.65	0.78	0.71	0.75	0.730
IL-10	9.60	0.82	0.42	0.62	0.586