Table 5.

ROC of the different scoring systems within validation set for predicting the mortality of sepsis patients.

Scoring system	SE	AUROC	Youden index	sensitivity	specificity	PPV	NPV	PLR	NLR
qSOFA + SII	0.046	0.852 (0.764–0.941)	0.606 (0.401–0.734)	0.692 (0.482–0.857)	0.914 (0.830–0.965)	0.720 (0.548–0.845)	0.902 (0.838–0.943)	8.011 (3.773–17.011)	0.337 (0.188–0.602)
qSOFA	0.052	0.689 (0.592–0.775)	0.304 (0.150–0.495)	0.539 (0.334–0.734)	0.765 (0.658–0.852)	0.424 (0.302–0.556)	0.838 (0.770–0.888)	2.296 (1.351–3.902)	0.603 (0.391–0.929)
SOFA	0.065	0.611 (0.512–0.703)	0.209 (0.079–0.348)	0.654 (0.443–0.828)	0.556 (0.441–0.666)	0.321 (0.246–0.406)	0.833 (0.740–0.898)	1.471 (1.015–2.132)	0.623 (0.355–1.094)

In Brackets: 95% confidence intervals.