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Volume 8, Number 9—September 2002

Research

A Case-Case Comparison of Campylobacter coli and Campylobacter jejuni Infection: A Tool for Generating Hypotheses

Iain Gillespie*, Sarah J. O’Brien*Comments to Author , Jennifer A. Frost†, Goutam K. Adak*, Le Hong Phong*, Anthony V. Swan‡, Michael J. Painter§, Keith R. Neal¶, and the Campylobacter Sentinel Surveillance System Collaborators 1
Author affiliations: *Public Health Laboratory Service (PHLS) Communicable Disease Surveillance Centre, London, United Kingdom; †PHLS Laboratory of Enteric Pathogens, London, United Kingdom; ‡PHLS Statistics Unit, London, United Kingdom; §Manchester Health Authority, Manchester, United Kingdom; ¶University of Nottingham, Nottingham, United Kingdom;

Main Article

Table 3

Independent risk exposures for Campylobacter coli infection: final logistic regression modela

Exposure Odds ratio p value 95% Confidence intervals
Summer 0.64 0.029 0.42 to 0.95
Summer (for participants 50–60 y of age) 3.10 0.013 1.27 to 7.59
South Asians who traveled abroad 9.70 0.006 1.89 to 49.73
Pâté 1.85 0.006 1.19 to 2.88
Pâté (for participants 50–60 y of age) 0.21 0.050 0.05 to 1.00
Meat pies eaten by retired persons 3.41 0.005 1.45 to 8.01
Bottled water 1.45 0.042 1.01 to 2.08
Men who traveled abroad 0.42 0.028 0.19 to 0.91
Male 1.05 0.804 0.72 to 1.53
Age (y) 1.00 0.586 0.99 to 1.02

a Main effects not shown if p>0.05; data were controlled for a priori confounders of age and sex.

Main Article

1The Campylobacter Sentinel Surveillance System Collaborators comprise public health, environmental health, and laboratory staff who serve the populations of the following health authorities in England and Wales: Birmingham, Bradford, Bro Taf, Bury and Rochdale, Dyfed Powys, East Kent, Enfield & Haringey, Herefordshire, Leeds, Leicestershire; Manchester, North Cumbria, North Essex, North West Lancashire; Nottingham, Salford and Trafford, South and West Devon (part), South Lancashire, Southampton and South West Hampshire, Stockport, West Pennine, and Wigan and Bolton with the PHLS Laboratory of Enteric Pathogens, the PHLS Statistic Unit and the PHLS Communicable Disease Surveillance Centre.

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