Table 2.

Performance characteristics for ROC curve for differentiation between viral and bacterial infections.

Indicator	AUC	95%CI	Cutoff
MxA	0.8019	0.6989 to 0.9049	3.08
CRP	0.7893	0.6717 to 0.9069	16.13
Leukocyte	0.7459	0.6327 to 0.8590	10.84
SAA	0.7091	0.5889 to 0.8292	81.07
Neutrophil percentage	0.6682	0.5622 to 0.7741	47.05
Lymphocyte percentage	0.6501	0.5457 to 0.7544	40.30
IL6	0.6334	0.5104 to 0.7565	10.97
PCT	0.6088	0.4842 to 0.7335	0.22
Monocyte percentage	0.5800	0.4478 to 0.7122	7.05