Table 3 Seroprevalence of recruited healthcare workers stratified by age-group
20–29 years | 30–39 years | 40–49 years | 50–59 years | 60–69 years | p-value | |
|---|---|---|---|---|---|---|
IgG, n (95% CI) | 4/27; 14.8% (1.4–28.2%) | 1/44; 2.3% (−2.1–6.7%) | 4/57; 7.0% (0.4%13.6%) | 5/51; 9.8% (1.6–18.0%) | 1/23; 4.4% (−4.0–12.8%) | 0.33 |
IgM, n (95% CI) | 7/27; 25.9% (9.4–42.4%) | 4/44; 9.1% (0.6–17.6%) | 3/57; 5.3% (−0.5%; 11.1%) | 8/51; 15.7% (5.7–25.7%) | 7/23; 30.4 (11.6–49.2%) | 0.01 |