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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 HaldComments to Author 
Author affiliations: Author affiliations: Technical University of Denmark, Aarhus, Denmark (S. Bahrndorff, L. Rangstrup-Christensen, S. Nordentoft, B Hald); Technical University of Denmark, Mørkhøj, Denmark (S. Bahrndorff, S. Nordentoft, B Hald); National Veterinary Institute, Uppsala, Sweden (L. Rangstrup-Christensen)

Main Article

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.

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