Table 2.
Antibody Results for SARS-CoV-2 IgG More Than 21 Days After PCR Test
| RT-PCR+ Cases | Historic Controls | Total | |
|---|---|---|---|
| Antibody result | |||
| Positive | 56 | 2 | 58 |
| Negative | 2 | 86 | 88 |
| Total | 58 | 88 | 146 |
Abbreviations: IgG, immunoglobulin G; RT-PCR, reverse transcriptase–polymerase chain reaction; SARS-CoV-2, severe acute respiratory syndrome coronavirus 2.