Table 6.

ROC Parameters of the Prognostic Ability of Presepsin and C-Lac

Parameter	AUC	Threshold	SEN	SEP	PPV	NPV	PLR	NLR	Youden Index
Presepsin	0.825	1276.2 pg/mL	93.3%	58.7%	69.3%	89.8%	2.259	0.114	0.520
C-Lac	0.782	12.2 mg/dl	46.7%	96.5%	93.0%	64.4%	13.343	0.552	0.431
Fitted Variable	0.872	0.0542	100.0%	67.4%	75.4%	100.0%	3.067	0.000	0.674

Abbreviations: SEN, sensitivity; SEP, specificity; PPV, positive predictive value; NPV, negative predictive value; PLR, positive likelihood ratio; NLR, negative likelihood ratio.