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Comparison of SARS-CoV-2 IgM/IgG antibody detection and SARS-CoV-2 nucleic acid detection.
| IgM/IgG antibody | ||||||
|---|---|---|---|---|---|---|
| Positive | Negative | Total | Positive predictive value of NAT (%) | Negative predictive value of NAT (%) | ||
| Nucleic acid | Positive | 67 | 1 | 68 | 100.00 | |
| Negative | 5 | 105 | 110 | 96.36 | ||
| Total | 72 | 106 | 178 | |||
|
| ||||||
| Positive predictive value of antibody test | 93.06 | |||||
| Negative predictive value of antibody test | 99.06 | |||||
