Table 3.
Statistical association between SARS-CoV-2 IgG RBD titer and clinical measures
| RT-PCR positive or COVID-19 symptoms | RBD titer | ||
| Negative | Positive | Total | |
| Negative | 16 | 4 | 20 |
| Positive | 4 | 28 | 32 |
| Total | 20 | 32 | 52 |
P = 1.1302E-06.
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