Volume 11, Number 4—April 2005
Dispatch
Web-based Investigation of Multistate Salmonellosis Outbreak
Padmini Srikantiah*1, Dean Bodager†, Bill Toth†, Taha Kass-Hout*, Roberta Hammond†, Sara Stenzel‡, R.M. Hoekstra*, Jennifer Adams‡, Susan Van Duyne*, and Paul S. Mead*
Table
Univariate analysis of food exposures among ill and well persons who attended the Transplant Games in Orlando, Florida*
| Exposure | Ill (N = 41), n (%) | Well (N = 176), n (%) | OR | 95% CI | p value |
|---|---|---|---|---|---|
| Shredded iceberg lettuce | 24 (59) | 49 (28) | 3.7 | 1.8–7.4 | 0.0002 |
| Shredded cheddar cheese | 22 (54) | 50 (28) | 2.9 | 1.5–59 | 0.002 |
| Diced Roma tomatoes | 18 (44) | 27 (15) | 4.3 | 2.1–9.1 | <0.0001 |
| Fresh ground beef | 14 (34) | 26 (15) | 3.0 | 1.4–6.4 | 0.004 |
| Pre-sliced beefsteak tomatoes | 4 (10) | 4 (2) | 4.6 | 1.1–19.4 | 0.02 |
| Frozen ground beef | 12 (29) | 31 (18) | 1.9 | 0.9–4.2 | 0.09 |
*OR, odds ratio; CI, confidence interval.
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