Table 1. Sources of 844 Escherichia coli isolates collected and analyzed in Canada, by year and location, 2005–2007*.
| Source | Total no. (%) isolates | Year, no. (%) isolates |
Location, no. (%) isolates |
|||||
|---|---|---|---|---|---|---|---|---|
| 2005 | 2006 | 2007 | Quebec | Ontario | Other† | |||
| Clinical | ||||||||
| UTI |
353 (42) |
103 (29) |
175 (50) |
75 (21) |
|
353 (100) |
0 |
0 |
| Retail meat | ||||||||
| All | 417 (49) | 178 (43) | 158 (38) | 81(19) | 264 (63) | 139 (33) | 14 (3) | |
| Chicken | 253 (61) | 107 (42) | 101 (40) | 45 (18) | 141 (56) | 99 (39) | 13 (5) | |
| Beef | 82 (20) | 37 (45) | 26 (32) | 19 (23) | 81 (99) | 1 (1) | 0 | |
| Pork |
82 (20) |
34 (41) |
31 (38) |
17 (21) |
|
42 (51) |
39 (48) |
1 (1) |
| Restaurant/ready-to-eat foods | ||||||||
| All | 74 (9) | 19 (26) | 33 (45) | 22 (30) | 74 (100) | 0 | 0 | |
| Chicken | 21 (28) | 7 (33) | 6 (29) | 8 (38) | 21 (100) | 0 | 0 | |
| Beef | 13 (18) | 3 (23) | 6 (46) | 4 (31) | 13 (100) | 0 | 0 | |
| Pork | 5 (7) | 0 | 4 (80) | 1 (20) | 5 (100) | 0 | 0 | |
| Fish/seafood | 6 (8) | 2 (33) | 2 (33) | 2 (33) | 6 (100) | 0 | 0 | |
| Other meat‡ | 9 (12) | 1 (11) | 7 (78) | 1 (11) | 9 (100) | 0 | 0 | |
| Other food§ |
20 (27) |
6 (30) |
8 (40) |
6 (30) |
|
20 (100) |
0 |
0 |
| Total | 844 (100) | 300 (36) | 366 (43) | 178 (21) | 691 (82) | 139 (16) | 14 (2) | |
*UTI, urinary tract infection. †British Columbia (n = 4) and Saskatchewan (n = 10). ‡Bison, lamb, duck, and snail. §Fruits (honeydew melon), vegetables, cheese, rice, couscous, and pasta.