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Volume 13, Number 5—May 2007

Dispatch

Outbreak of Yersinia enterocolitica Serogroup O:9 Infection and Processed Pork, Norway

Danica Grahek-Ogden*, Barbara Schimmer*, Kofitsyo S. Cudjoe†, Karin Nygård*, and Georg Kapperud*‡Comments to Author 
Author affiliations: *Norwegian Institute of Public Health, Oslo, Norway;; †National Veterinary Institute, Oslo, Norway; and; ‡Norwegian School of Veterinary Science, Oslo, Norway;

Main Article

Table 2

Results from PCR analyses of pork products sampled during investigation of Yersinia enterocolitica O:9 outbreak, Norway, 2006

Sample types No. samples Positive Negative
16 Colony swabs Broth culture Colony swab
Brawn 54 1 16 38 38
Cooked ham 1 3 1 0 0
Other pork products 7 20 2 4 5
Total 62

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