Table 3.

Comparison of the sensitivity and specificity and the AUC of single serum marker detection and combined detection

Indexes	BDNF	IL-1β	Cortisol	Combined detection
AUC	0.714	0.903	0.778	0.926
Sensitivity	0.611	0.833	0.878	0.935
Specificity	0.689	0.778	0.523	0.800

Abbreviations: AUC, area under the ROC curve; ROC, receiver operating characteristic.