Table 3.

Receiver operating characteristic (ROC) profiles of IgG-specific SARS-CoV-2 linear B-cell epitopes.

Peptide	Threshold	Specificity (%)	Sensitivity (%)	AUC	Wilcoxon Padj value
Median 10 days pio
S6P2	1.153	100.00	3.39	0.847	<0.0001
S14P5	0.288	87.81	96.61	0.915	<0.0001
S20P2	0.328	95.12	88.14	0.974	<0.0001
S21P2	0.275	76.83	81.36	0.864	<0.0001
N4P5	0.313	100.00	96.61	0.994	<0.0001
Median 23 days pio
S6P2	0.022	96.34	12.12	0.895	<0.0001
S14P5	0.354	91.46	96.97	0.962	<0.0001
S20P2	0.360	98.78	95.46	0.993	<0.0001
S21P2	0.291	80.49	96.97	0.943	<0.0001
N4P5	0.335	100.00	98.49	0.999	<0.0001

pio: post-illness onset, AUC: area under curve, SARS-CoV-2: Severe Acute Respiratory Syndrome Coronavirus 2.