Table 2.

Assay Manufacturer		True positive	False positive	True negative	False negative		Sensitivity	Specificity
Epitope diagnostics Inc.		50	13	46	1		0,98	0,78
Abbott Architect		48	0	59	3		0,94	1,00
Euroimmun AG		47	1	58	4		0,92	0,98
Vircell S.L.U.		50	10	49	1		0,98	0,83
Mikrogen GmbH		51	2	57	0		1,00	0,97
in-house ELISA		49	4	55	2		0,96	0,93
Genspeed Biotech		51	4	55	0		1,00	0,93

Sensitivity and specificity values for SARS-CoV-2 assays based on the detection of IgG.