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Volume 9, Number 4—April 2003
Dispatch

First Incursion of Salmonella enterica Serotype Typhimurium DT160 into New Zealand

Craig N. Thornley*Comments to Author , Greg C. Simmons†, Megan L. Callaghan†, Carolyn M. Nicol*, Michael G. Baker*, Kylie S. Gilmore*, and Nicholas K.G. Garrett‡
Author affiliations: *Institute of Environmental Science & Research Limited, Kenepuru Science Centre, Porirua, New Zealand; †Auckland Regional Public Health Service, Auckland District Health Board, Auckland, New Zealand; ‡Mt. Albert Science Centre, Auckland, New Zealand

Main Article

Table

Frequency of selected exposures among case-patients and controls, Salmonella Typhimurium DT160 outbreak, New Zealand, 2001a

Exposure
No. (%)
Matched OR 95% CI p value
Case-patients
n = 119 Controls
n = 235
Direct handling of a dead wild birds
13 (10.9)
3 (1.3)
12.28
2.76 to 54.63
0.001
Exposure to person with D&V in household in 3 d before illness in case-patient
7 (5.9)
3 (1.3)
4.67
1.21 to 18.05
0.03
Exposure to person with D&V in any setting in 3 d before illness in case-patient
14 (11.8)
8 (3.4)
3.81
1.53 to 9.49
0.004
Exposure to person with D&V in household in 28 d before illness in case-patient
11 (9.2)
8 (3.4)
3.11
1.13 to 8.54
0.03
Exposure to person with D&V in any setting in 28 d before illness in case-patient
28 (23.5)
20 (8.5)
3.05
1.64 to 5.69
<0.001
Consumption of food at a large gathering
24 (20.2)
23 (9.8)
2.44
1.27 to 4.68
0.007
Consumption of any fast food
69 (58.0)
111 (47.2)
1.69
1.04 to 2.75
0.04
Drinking of roof-collected rainwater
12 (10.1)
19 (8.1)
2.35
0.55 to 10.05
0.25
Consumption of raw eggs 5 (4.2) 3 (1.3) 3.33 0.80 to 13.95 0.10

aDT, definitive type; D&V, diarrhea and vomiting; OR, odds ratio; CI, confidence interval.

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Page created: December 08, 2010
Page updated: December 08, 2010
Page reviewed: December 08, 2010
The conclusions, findings, and opinions expressed by authors contributing to this journal do not necessarily reflect the official position of the U.S. Department of Health and Human Services, the Public Health Service, the Centers for Disease Control and Prevention, or the authors' affiliated institutions. Use of trade names is for identification only and does not imply endorsement by any of the groups named above.
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