Table 3.

Performance of existing early warning scores for predicting early ICU transfer based on data available in the emergency department

	PRAUC	AUC	Alarms per week	PPV (%)	Specificity (%)
UVa	0.054 (0.044–0.073)	0.697 (0.671–0.723)	1.6	11.8	99.1
NEWS	0.022 (0.018–0.026)	0.636 (0.615–0.662)	5.6	3.5	96.7
SIRS	0.019 (0.016–0.023)	0.607 (0.583–0.633)	6.2	3.1	96.3
qSOFA	0.018 (0.016–0.021)	0.587 (0.566–0.612)	7.2	2.7	95.7
CURB65	0.019 (0.015–0.026)	0.605 (0.582–0.630)	8.1	2.4	95.1
APACHE II	0.020 (0.016–0.026)	0.614 (0.591–0.638)	8.3	2.3	95.0
SOFA	0.017 (0.015–0.020)	0.592 (0.568–0.615)	9.4	2.0	94.3
LAPS	0.021 (0.018–0.024)	0.620 (0.597–0.648)	4.8	4.0	97.1
Frost	0.014 (0.013–0.016)	0.576 (0.553–0.601)	12.3	1.6	92.5