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Determination of the concordance of VIDAS® SARS-CoV-2 IgG for the detection of anti-SARS-CoV-2 IgG antibodies and microneutralization assay for the detection of neutralizing antibodies.
| ELFA VIDAS® SARS-CoV-2 IgG | Microneutralization Test | ||
|---|---|---|---|
| Positive | Negative | Total | |
| Positive | 148 | 20 | 168 |
| Negative | 1 | 8 | 9 |
| Total | 149 | 28 | 177 |
We set a titer 10 as a limit of detection in neutralization assay, and an index = 1 as a limit of detection of IgG in VIDAS® SARS-CoV-2 test.
