Diagnostic Value and Prognostic Significance of Procalcitonin Combined with C-Reactive Protein in Patients with Bacterial Bloodstream Infection

Table 5

Diagnostic efficacy of PCT, hs-CRP, and combined blood culture in patients with bloodstream infection.

Index	AUC (95% CI)	Truncation value	Sensitivity (%)	Specificity degree (%)	Youden index
PCT (ng/ml)	0.946 (0.911~0.974)	1.283	88.61	94.02	0.818
hs-CRP (mg/l)	0.783 (0.681~0.892)	31.684	63.75	92.54	0.557
PCT+hs-CRP	0.991 (0.972~1.000)	304.39	94.18	98.73	0.921