Table 3.

NT-proBNP for predicting infections.

Cutoff = 3864 pg/mL	Infection	Pulmonary infection	Urinary infection
Sensitivity	0.648	0.669	0.600
Specificity	0.811	0.781	0.696
Positive predictive value	0.567	0.457	0.072
Negative predictive value	0.858	0.896	0.978
Positive likelihood ratios	3.436	3.061	1.971
Negative likelihood ratios	0.433	0.424	0.575
Youden index	0.460	0.450	0.296
Area under curve	0.774	0.729	0.741