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. 2023 Nov 29;12(1):e03228-23. doi: 10.1128/spectrum.03228-23

TABLE 2.

Repeatability results, expressed as %CV, of automated SARS-CoV-2 serology test reporting quantitative or signal-to-cut-off results

Test abbreviation Repeatability (%CV)
Roche Elecsys N Total 0.8
Roche Elecsys S 0.9
DiaSorin LIAISON Tri-S IgG 1.2
Abbott Alinity IgG 1.6
Ortho VITROS IgG 1.6
Abbott Architect IgG 1.7
Ortho VITROS Total 1.9
Sysmex HISCL S-IgG 1.9
Abbott Architect IgG II Quant 2.5
Siemens Atellica Total 2.6
Sysmex HISCL N-IgG 2.7
Abbott Alinity IgG II Quant 2.9
Siemens Atellica IgG 4.6
VIRCLIA IgG 9.8
Euroimmun NCP IgG 23.0
Euroimmun Spike IgG 25.6