Table 1.
Socio-demographics of participants enrolled in the study
| Characteristics | Pre-pandemic period N (%) |
Pandemic period N (%) |
|---|---|---|
| Number | 323 | 368 |
| Sex | ||
| Female | 164 (50.8) | 176 (47.8) |
| Male | 157 (48.6) | 188 (51.1) |
| Missing | 2 (0.6) | 4 (1.1) |
| Age (in years) | ||
| 3 | 217 (67.2) | 147 (39.9) |
| 4 | 106 (32.8) | 221 (60.1) |
| Study Region | ||
| Braunschweig | 147 (45.5) | 144 (39.1) |
| Hannover | 73 (22.6) | 77 (20.9) |
| Halle (Saale) | 17 (5.3) | 45 (12.2) |
| Munich | 40 (12.4) | 48 (13.0) |
| Bremen | 45 (13.9) | 51 (13.9) |
| Other | 1 (0.3) | 3 (0.8) |
| Number of persons in household | ||
| 2 | 5 (1.5) | 2 (0.5) |
| 3 | 129 (39.9) | 152 (41.3) |
| 4 | 138 (42.7) | 159 (43.2) |
| 5 | 41 (12.7) | 43 (11.7) |
| ≥ 6 | 6 (1.9) | 7 (1.9) |
| Missing | 4 (1.2) | 5 (1.4) |
| Socio economic status* | ||
| Low | 2 (0.6) | 2 (0.5) |
| Middle | 23 (7.1) | 30 (8.2) |
| High | 293 (90.7) | 330 (89.7) |
| Missing | 5 (1.5) | 6 (1.6) |
| Total of submitted symptomatic nasal swabs | 457 | 261 |
*According to Brandenburg social status index [64]