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Volume 15, Number 9—September 2009


Chicken Consumption and Use of Acid-Suppressing Medications as Risk Factors for Campylobacter Enteritis, England

Clarence C. TamComments to Author , Craig D. Higgins, Keith R. Neal, Laura C. Rodrigues, Sally E. Millership, Sarah J. O’Brien, and on behalf of the Campylobacter Case–Control Study Group
Author affiliations: London School of Hygiene and Tropical Medicine, London, UK (C.C. Tam, C.D. Higgins, L.C. Rodrigues); University of Nottingham, Nottingham, UK (K.R. Neal); Essex Health Protection Unit, Witham, UK (S.E. Millership); University of Manchester, Manchester, UK (S.J. O’Brien)

Main Article

Table 2

Comparison of increased risks for Campylobacter enteritis associated with eating chicken in the previous 5 days in persons who regularly ate and never ate chicken, England, 2005–2006*

Regularly eats chicken Ate chicken in previous 5 days Location where chicken was prepared OR† 95% CI p value
No No 1.00
Yes Yes In the home only 1.47 0.96–2.26 0.078
Yes Yes Outside the home only 3.86 2.33–6.39 <0.001
Yes Yes Inside the home, and prepared outside the home 1.59 1.02–2.47 0.042

*OR, odds ratio; CI, confidence interval.
†ORs adjusted for participant age group and sex; study site; study month; use of acid suppressing medication; self-reported past Campylobacter enteritis; recent acquisition of a dog; and frequency of consuming of salads, fruit, vegetables, and unpasteurized milk.

Main Article

1The Campylobacter Case–Control Study Group comprises the following: Sarah J. O’Brien (Manchester University); Clarence C. Tam, Craig D. Higgins, Laura C. Rodrigues, and Brendan W. Wren (London School of Hygiene and Tropical Medicine); Keith R. Neal (University of Nottingham); Bob Owen and Judith Richardson (Health Protection Agency Centre for Infections); Bharat C. Patel (Health Protection Agency Collaborating Centre, North Middlesex Hospital); Peter Sheridan (North East and Central London HPU); John Curnow (Cheshire and Merseyside HPU); Ken Lamden (Cumbria and Lancashire HPU); and Sally Millership (Essex HPU).