Volume 19, Number 3—March 2013
Research
Foodborne Disease Prevention and Broiler Chickens with Reduced Campylobacter Infection
Simon Bahrndorff, Lena Rangstrup-Christensen, Steen Nordentoft, and Birthe Hald
Table
Campylobacter spp.–positive and –negative broiler chicken flocks in summer (June to October), Denmark
| Source |
2003–2005 |
2006–2009 |
Odds ratio
(95% CI) |
|||||
| No. (%) positive |
No. negative |
95% CI* |
No. (%) positive |
No. negative |
95% CI |
|||
| Fly screen houses | 41 (41.4) | 58 | 32.2–51.3 | 13 (10.3) | 113 | 6.1–16.9 | 6.1 (3.1–12.4)* | |
| Control houses | 41 (41.8) | 57 | 32.6–51.7 | 48 (36.0) | 85 | 28.4–44.5 | 1.3 (0.7–2.1) | |
| National prevalence | 3,209 (48.6) | 3,396 | 47.4–49.8 | 3,744 (45.6) | 4,471 | 44.5–46.7 | 1.1 (1.1–1.2)* | |
*Significantly different from 1, p<0.001.
