Table 2.

Comparison of the ROC curves generated from COVID-19 and NO-COVID-19 groups stimulated with SARS-CoV-2 peptide pools used at 0.1 μg/mL and 1 μg/mL.

Peptide pools		AUC	95% CI	P value	ROC comparison p value
Pool N	0.1 μg/mL	0.7372	0.5860−0.8883	0.0064	0.5487
	1 μg/mL	0.7579	0.6104−0.9054	0.0030
Pool M	0.1 μg/mL	0.6828	0.5251−0.8405	0.0357	0.4439
	1 μg/mL	0.7213	0.5692−0.8735	0.0110
Pool S	0.1 μg/mL	0.8518	0.7354−0.9681	<0.0001	0.8177
	1 μg/mL	0.8587	0.7449−0.9725	<0.0001
MegaPool	0.1 μg/mL	0.8775	0.7686−0.9863	<0.0001	0.5221
	1 μg/mL	0.8597	0.7503−0.9691	<0.0001

ROC: receiver-operator characteristic; AUC: area under the curve; CI: confidence interval.