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Volume 10, Number 6—June 2004


Quinolone-resistant Campylobacter Infections in Denmark: Risk Factors and Clinical Consequences1

Jørgen Engberg*†Comments to Author , Jakob Neimann‡, Eva Møller Nielsen§2, Frank Møller Aarestrup§, and Vivian Fussing*3
Author affiliations: *Statens Serum Institut, Copenhagen, Denmark; †Herlev University Hospital, Herlev, Denmark; ‡Danish Institute for Food and Veterinary Research, Søborg, Denmark; §Danish Institute for Food and Veterinary Research, Copenhagen, Denmark

Main Article

Table 4

Number of Campylobacter jejuni subtypes by quinolone susceptibility from domestically acquired infections, retail food products, and broiler chickens

Origin Total no. subtypes Quinolone-resistant (%) Quinolone-sensitive (%) Quinolone-resistant and quinolone-sensitive (%)
Humans (n = 496)a
18 (13.5)
102 (76.7)
13 (9.8)
Retail food products (n = 172)a
9 (11.1)
70 (86.4)
2 (2.5)
Broiler chickens 
(n = 46)a
2 (10.0)
18 (90.0)
0 (-)
234 29 (12.4) 190 (81.2) 15 (6.4)

aTen, 8, and 3 isolates from humans, retail food products, and broiler chickens, respectively, were not tested or nontypeable.

Main Article

1This study was presented in part at the 12th International Workshop on Campylobacter, Helicobacter and Related Organisms, September 6–10, 2003, Aarhus, Denmark.

2Current affiliation is Statens Serum Institut, Copenhagen, Denmark.

3Current affiliation is Danish Toxicology Centre, Hørsholm, Denmark.