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Volume 13, Number 2—February 2007

Dispatch

Surveillance for Shiga Toxin–producing Escherichia coli, Michigan, 2001–2005

Shannon D. Manning*, Robbie T. Madera†, William Schneider†, Stephen E. Dietrich†, Walid Khalife‡, William Brown§, Thomas S. Whittam*, Patricia Somsel†, and James T. Rudrik†Comments to Author 
Author affiliations: *Michigan State University, East Lansing, Michigan, USA; †Michigan Department of Community Health, Lansing, Michigan, USA; ‡Sparrow Health System, Lansing, Michigan, USA; §Detroit Medical Center, Detroit, Michigan, USA;

Main Article

Table 2

Association of characteristics with infection by Shiga toxin–producing Escherichia coli among 389 of 438 patients for whom data were available, Michigan, 2001–2005*†

CharacteristicNo. with characteristicNo. (%) hospitalizedOR (95% CI)
Demographics
Age, y
≤1817877 (43)1.0
19–6417894 (53)1.5 (0.95–2.28)
≥653226 (81)5.7 (2.09– 16.27)
Sex
Female204105 (51)1.0
Male18592 (50)0.9 (0.61– 1.42)
Clinical symptoms
Abdominal pain
No7640 (53)1.0
Yes304151 (50)0.9 (0.54– 1.47)
Body aches
No323161 (50)1.0
Yes5730 (53)1.1 (0.64– 1.96)
Chills
No313155 (50)1.0
Yes6636 (55)1.2 (0.72– 2.08)
Diarrhea
No15482 (53)1.0
Yes226109 (48)0.8 (0.54– 1.23)
Bloody diarrhea
No7730 (39)1.0
Yes303161 (53)1.8 (1.10– 2.96)
HUS
No368180 (49)1.0
Yes1211 (92)11.5 (1.47– 89.90)
Bacterial serotype and genes
O157360181 (50)1.0
Non-O1572916 (55)1.2 (0.57– 2.60)
stx12814 (50)1.0
stx212154 (45)0.8 (0.33– 1.98)
stx1,2239128 (54)1.2 (0.49- 2.70)

*OR, odds ratio; CI, confidence interval; HUS, hemolytic-uremic syndrome.
†Some numbers do not add up to the total (n = 389) because of missing values (never >2.6%).

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