Table 2.

Area under ROC curve on diagnosing severe sepsis.

Parameters	AUC	Standard error (SE)	P value	95% confidence interval
				Lower limit	Upper limit
sTREM-1	0.823	0.068	0.000	0.690	0.957
SOFA	0.823	0.060	0.000	0.706	0.939
sTREM-1+ SOFA	0.886	0.047	0.000	0.795	0.978
APACHE II score	0.726	0.078	0.011	0.574	0.879
WBC	0.735	0.074	0.008	0.590	0.880