Table 1.
Prevalence of Severe Acute Respiratory Syndrome Coronavirus 2 Antibodies in Madrid, Spain
| Population | n | Male Sex, n (%) |
Median Age (Range), y |
Severe Acute Respiratory Syndrome Coronavirus 2 IgG+ ± IgM+, n (%) |
Comment |
|---|---|---|---|---|---|
| University employees | 175 | 36 (20.6) | 44 (31–67) | 17 (9.7) | |
| University employees’ relatives | 85 | 23 (27.1) | 41 (18–76) | 7 (8.2) | |
| Social services and healthcare workers | 108 | 96 (88.9) | 42 (21–79) | 14 (13.0) | |
| Individuals living in communities | 234 | 20 (8.5) | 60 (20–89) | 45 (19.2) | 1 cluster of symptomatic women 1 cluster of asymptomatic women |
| Others | 72 | 26 (36.1) | 53 (18–76) | 10 (13.9) | 1 cluster at work place |
| Total | 674 | 201 (29.8) | 42 (18–89) | 93 (13.8) |
Abbreviation: Ig, immunoglobulin.