Table 3.

Algorithm performance for severe sepsis detection at the time of onset

	Stanford	Oroville	BHH	CRMC
AUROC (95% CI)	0.924 (0.9202 to 0.9278)	0.983 (0.9804 to 0.9856)	0.945 (0.921 to 0.969)	0.960 (0.954 to 0.966)
Sensitivity	0.798	0.806	0.875	0.802
Specificity	0.901	0.989	0.940	0.946
Accuracy	0.900	0.971	0.963	0.931
LR+	8.253	77.92	58.94	16.85
LR−	0.224	0.197	0.129	0.210

AUROC, area under the receiver operating characteristic; BHH, Bakersfield Heart Hospital; CI, Confidence Interval; CRMC, Cape Regional Medical Center; LR, likelihood  ratio.