Volume 10, Number 6—June 2004
Research
Quinolone-resistant Campylobacter Infections in Denmark: Risk Factors and Clinical Consequences1
Table 2
Originb | No. of patients | Susceptible | % resistant | Resistant | RR | 95% CI | p value |
---|---|---|---|---|---|---|---|
Domestic (Denmark) |
526 |
474 |
9.9 |
52 |
– |
– |
– |
Southern Europe |
43 |
15 |
65.1 |
28 |
6.59 |
4.70 to 9.24 |
<0.001 |
Northern Europe |
17 |
17 |
0 |
0 |
– |
– |
– |
Western Europe |
18 |
10 |
44.4 |
8 |
4.50 |
2.52 to 8.01 |
<0.001 |
Central/East Europe |
9 |
8 |
11.0 |
1 |
1.12 |
0.17 to 7.26 |
1.00 |
East Mediterranean Europec |
13 |
6 |
53.8 |
7 |
5.45 |
3.09 to 9.59 |
<0.001 |
South Asia |
12 |
5 |
58.3 |
7 |
5.90 |
3.43 to 10.16 |
<0.001 |
Southeast Asia |
13 |
2 |
84.6 |
11 |
8.56 |
6.05 to 12.11 |
<0.001 |
Middle Eastd |
5 |
2 |
60.0 |
3 |
6.07 |
2.84 to 12.99 |
0.009 |
Africa |
5 |
3 |
40.0 |
2 |
4.05 |
1.34 to 12.21 |
0.08 |
Other regions/subregionse |
17 |
9 |
47.1 |
8 |
4.76 |
2.70 to 8.39 |
<0.001 |
No travel information | 297 | 249 | 16.2 | 48 | 1.63 | 1.13 to 2.36 | 0.011 |
aRelative risk (RR), p value, and 95% confidence interval (CI) were calculated for the different regions/subregions with domestically acquired infections as reference.
bCountry grouping according to the World Tourism Organization (9).
cExclusive of Turkey.
dExclusive of Egypt.
eOther regions/subregions each with less than five visits (% quinolone resistance): Australasia 1 (0); Caribbean 1 (0); North America 1 (0), South America 2 (100); North Asia 2 (50); unknown destination 1 (0); multiple subregions/regions 9 (56).
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.