Table 2.

Diagnostic Value of Procalcitonin in Predicting Bacterial Infections

Procalciton in Level (ng/mL)	Sensitivity	Specificity	Positive Predictive Value	Negative Predictive Value	Accuracy
0.5	0.80	0.35	0.60	0.60	0.60
1	0.74	0.47	0.63	0.60	0.62
1.5	0.67	0.59	0.67	0.61	0.65
2	0.60	0.65	0.68	0.58	0.63