Table 1 Escherichia coli O157 isolated from carcass, hand, knife, and cutting board swabs and minced beef in central Ethiopia
Number of positive samples/number of tested samples | |||||
|---|---|---|---|---|---|
Sample types | Addis Ababa | Bishoftu | Batu | Holetta | Total |
Carcass swab | 1/25 | 2/30 | 1/25 | 1/30 | 5/110 |
Hand swab | 0/25 | 0/30 | 0/25 | 0/30 | 0/110 |
Knife swab | 0/25 | 0/30 | 0/25 | 0/30 | 0/110 |
Cutting board swab | 1/25 | 1/30 | 0/25 | 2/30 | 4/110 |
Minced beef | 0/20 | 0/25 | 0/20 | 0/20 | 0/85 |
Total | 2/120 | 3/145 | 1/120 | 3/140 | 9/525 |