Table 3.
Enteric Bacterial Pathogens Isolated From Patients at a Hospital Laboratory Serving a Rural Agricultural Area of Minnesota (Laboratory B), 2000–2008
| Pathogen | 2000 (n = 1959) No. (%) | 2001 (n = 1959) No. (%) | 2002 (n = 1987) No. (%) | 2003 (n = 2045) No. (%) | 2004 (n = 2023) No. (%) | 2005 (n = 2044) No. (%) | 2006 (n = 2561) No. (%) | 2007 (n = 2364) No. (%) | 2008 (n = 2351) No. (%) |
|---|---|---|---|---|---|---|---|---|---|
| Campylobacter | 40 (2.0) | 58 (3.0) | 40 (2.0) | 55 (2.7) | 48 (2.4) | 37 (1.8) | 38 (1.5) | 44 (1.9) | 41 (1.7) |
| Salmonellaa | 20 (1.0) | 25 (1.3) | 25 (1.3) | 20 (1.0) | 20 (1.0) | 19 (0.9) | 21 (0.8) | 21 (0.9) | 25 (1.1) |
| Shigella | 6 (0.3) | 5 (0.2) | 0 (0.0) | 8 (0.4) | 2 (0.1) | 4 (0.2) | 2 (0.08) | 2 (0.08) | 12 (0.5) |
| Escherichia coli O157:H7 | 12 (0.6) | 16 (0.8) | 12 (0.6) | 8 (0.4) | 5 (0.2) | 8 (0.4) | 11 (0.4) | 9 (0.4) | 6 (0.3) |
| E. coli O157:motile not H7 | 0 (0.0) | 0 (0.0) | 0 (0.0) | 0 (0.0) | 0 (0.0) | 1 (0.05) | 0 (0.0) | 0 (0.0) | 0 (0.0) |
| Other STECb | 5 (0.3) | 12 (0.6) | 7 (0.4) | 5 (0.2) | 9 (0.4) | 9 (0.4) | 16 (0.6) | 21 (0.9) | 25 (1.1) |
| Stx-positive; not isolated | 4 (0.2) | 8 (0.4) | 4 (0.2) | 5 (0.2) | 4 (0.2) | 6 (0.3) | 15 (0.6) | 6 (0.3) | 4 (0.2) |
| Enterotoxigenic E. colic | 11 (0.6) | 16 (0.8) | 17 (0.9) | 14 (0.7) | 16 (0.8) | 25 (1.2) | 17 (0.7) | 26 (1.1) | 11 (0.5) |
| Enteropathogenic E. coli | – | – | – | – | – | 2 (0.1) | 2 (0.08) | 3 (0.1) | 2 (0.09) |
| Yersinia | 1 (0.05) | 1 (0.05) | 1 (0.05) | 1 (0.05) | 1 (0.05) | 4 (0.2) | 1 (0.04) | 4 (0.2) | 2 (0.09) |
| No bacterial pathogens | 1860 (94.9) | 1818 (92.8) | 1881 (94.7) | 1929 (94.3) | 1918 (94.8) | 1929 (94.4) | 2438 (95.2) | 2228 (94.2) | 2223 (94.6) |
| Total | 1959 (100) | 1959 (100) | 1987 (100) | 2045 (100) | 2023 (100) | 2044 (100) | 2561 (100) | 2364 (100) | 2351 (100) |
Abbreviations: ETEC, enterotoxigenic E. coli; STEC, Shiga toxin-producing E. coli.
a Salmonella serotypes: Typhimurium, 39 (20%); Enteritidis, 23 (12%); Newport, 16 (8%); Montevideo, 9 (5%); other, 109 (56%).
b STEC serogroups: O111, 29 (27%); O103, 28 (26%); O26, 23 (21%); O145, 6 (6%); 9 other serogroups, rough, or undetermined, 23 (21%).
c ETEC serogroups: O6, 12 (8%); O169, 8 (5%); other, 66 (43%); not serotyped, 22 (14%); not isolated, 45 (29%).