Table 1 Salmonella Isolates from lactating dairy cows and individuals working in the dairy farms
Sample type | Address of farms | Farm size | X 2(P- value) | |||
|---|---|---|---|---|---|---|
| Â | Bole | Yeka | Small | Medium | Large | Â |
Faeces of cows | ||||||
Positive | 5 (5.9%) | 10 (9.1%) | 2 (3.9%) | 5(11.6%) | 8(7.9%) | 1.967 (0.374) |
Negative | 80(94.1%) | 100 (90.9%) | 49(96.1%) | 38(88.4%) | 93(92.1%) | Â |
Total | 85 (100%) | 110 (100%) | 51(100%) | 43(100%) | 101(100%) | Â |
Milk of cows | ||||||
Positive | 5(5.9%) | 1(1%) | 5(9.8%) | 1(2.3%) | 0(0%) | 11.02 (0.004) |
Negative | 80(94.1%) | 109(99%) | 46(90.2%) | 42(97.7%) | 101(100%) | Â |
Total | 85(100%) | 110(100%) | 51(100%) | 43(100%) | 101(100%) | Â |
Human stool | ||||||
Positive | 2(20%) | 1(8.3%) | 0(0%) | 1(25%) | 2(15.4%) | 1.262 (0.532) |
Negative | 8(80%) | 11(91.7%) | 5(100%) | 3(25%) | 11(84.6%) | Â |
Total | 10(100%) | 12(100%) | 5(100%) | 4(100%) | 13(100%) | Â |