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Severe acute respiratory syndrome coronavirus immunoglobulin M and immunoglobulin G antibody detection result, n (%)
| SARS-CoV-2; IgM antibody detection |
SARS-CoV-2; IgG antibody detection |
P value | |
| Positive | Negative | ||
| Positive | 310 (99.7) | 1 (0.3) | < 0.0011 |
| Negative | 282 (82.7) | 59 (17.3) | |
Pearson’s χ2 test, χ2 = 56.46, P < 0.001. SARS-CoV-2: Severe acute respiratory syndrome coronavirus 2.
