Table 2.

Performance of MDW to identify infection between severe patients evaluated in the Emergency Department

	Value	95% CI
Sensitivity	89.2	79.4-94.7
Specificity	89.2	75.3-95.7
Positive predictive value	93.5	84.6-97.5
Negative predictive value	82.5	68.0-91.3
LR (+)	8.25	3.26-20.91
LR (-)	0.12	0.06-0.24

LR (+): positive likelihood ratio; LR (-): negative likelihood ratio.