Table 2.

The ROC parameters of the serum CK17 and CK19 levels in identifying CC

Index	AUC	95% CI	Standard error	cutoff value (ng/mL)	Sensitivity (%)	Specificity (%)
CK17	0.878	0.835-0.921	0.022	0.91	68.55	89.90
CK19	0.804	0.747-0.861	0.030	1.79	76.61	73.74
CK17+CK19	0.926	0.894-0.959	0.017	0.56	84.68	86.87