Table 1.
Socio-demographic characteristics of 159 cases and 280 controls who participated in the case–control study on campylobacteriosis in Switzerland, December 2012–February 2013
| Characteristic | Cases, n (%) | Controls, n (%) |
|---|---|---|
| Sex | ||
| Male | 82 (51.6) | 143 (51.1) |
| Female | 77 (48.4) | 137 (48.9) |
| Age groups (years) | ||
| 5–9 | 10 (6.3) | 20 (7.1) |
| 10–14 | 6 (3.8) | 8 (2.9) |
| 15–19 | 11 (6.9) | 18 (6.4) |
| 20–24 | 18 (11.3) | 39 (13.9) |
| 25–29 | 15 (9.4) | 24 (8.6) |
| 30–44 | 39 (24.5) | 65 (23.2) |
| 45–59 | 36 (22.6) | 61 (21.8) |
| 60–74 | 16 (10.1) | 31 (11.1) |
| 75+ | 8 (5.0) | 14 (5.0) |
| Nationality | ||
| Swiss | 151 (95.0) | 240 (85.7) |
| Foreign | 8 (5.0) | 40 (14.3) |
| Education a | ||
| Low education | 109 (68.6) | 173 (61.8) |
| High education | 50 (31.4) | 107 (38.2) |
aLow education implies none, compulsory and vocational education. High education implies high school degree, university degree or other higher education