Volume 19, Number 1—January 2013
CME ACTIVITY - Synopsis
Listeriosis Outbreaks and Associated Food Vehicles, United States, 1998–2008
Emily J. Cartwright, Kelly A. Jackson, Shacara D. Johnson, Lewis M. Graves, Benjamin J. Silk
, and Barbara E. Mahon
, and Barbara E. Mahon
Table 3
Characteristics of 24 listeriosis outbreaks by Listeria monocytogenes serotype, Foodborne Disease Outbreak Surveillance System, United States, 1998–2008*
| Serotype | No. outbreaks | Total no. cases† | Median duration, d (range) | No. cases/outbreak | No. (%) hospitalized | No. deaths (CFR, %) |
|---|---|---|---|---|---|---|
| 4b | 10 | 218 | 68 (1–389) | 22 | 152 (70) | 28 (13) |
| 1/2a | 8 | 119 | 99 (3–351) | 15 | 53 (45) | 8 (7) |
| 1/2b | 2 | 5 | 5 (2–7) | 3 | 3 (60) | 0 |
| Unknown | 4 | 17 | NA | 4 | 7 (41) | 2 (12) |
*NA, not available.
†Includes laboratory-confirmed and epidemiologically linked cases.
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