Procalcitonin Value Is an Early Prognostic Factor Related to Mortality in Admission to Pediatric Intensive Care Unit

Table 4

Analysis of ROC curves of correlation between mortality and biomarkers.

Parameter	Area under curve	S.E.	value	95% C.I.		Cutoff value	Sensitivity (%)	Specificity (%)
				Lower bound	Upper bound
Procalcitonin (ng/ml)	0.838	0.065	≤0.001	0.711	0.966	6.38	81.8	80.8
C-reactive protein (ml/L)	0.630	0.099	0.144	0.435	0.824	173.00	63.6	61.0
Leucocyte (mm^3)	0.424	0.118	0.390	0.192	0.656	31.10	54.5	51.7