Table 3.
Comparison of age, duration of positive nucleic acid test, underlying disease, and SARS-CoV-2-specific IgG/IgM among mild, moderate, severe, and critical groups.
| Severity of illness | Age (years) | Duration of positive nucleic acid test (days) | Underlying disease | SARS-CoV-2-specific IgG (AU/mL) | SARS-CoV-2-specific IgM (AU/mL) |
|---|---|---|---|---|---|
| Mild (n = 25) | 53 (23–58) | 17.89 (13.42–24.60)§ | 6 (11.54) | 118.27 (75.83–154.67) | 23.83 (4.57–39.67)§ |
| Moderate (n = 100) | 56 (42–66)* | 21.47 (17.34–26.55) | 37 (37.00) | 144.56 (104.56–167.07) | 26.21 (8.91–73.28) |
| Severe (n = 26) | 65 (52–76)†,‡ | 25.37 (18.03–27.38)* | 11 (42.60) | 145.94 (125.96–161.73) | 61.37 (25.69–114.15)† |
| Critical (n = 28) | 69 (57–83)†,‡ | 25.36 (19.28–30.36) | 17 (60.71)†,‡ | 115.65 (80.99–162.85) | 29.70 (14.88–100.65)* |
Values are presented as median (IQR) or n(%).
SARS-CoV-2: Severe acute respiratory syndrome-coronavirus-2.
*P < 0.05 vs. mild group.
†P < 0.01 vs. mild group.
‡P < 0.01 vs. moderate group.
§P < 0.05 vs. non-mild group.