Table 2 Herd level prevalence of Salmonella and its unadjusted association with selected farm level characteristics
Characteristics | Categories | Number of farms studied | Percent positive for Salmonella | p-value |
|---|---|---|---|---|
Study site | Sebeta | 20 | 5.0 | 0.372 |
Addis Ababa | 38 | 13.2 | Â | |
Adaa | 12 | 16.7 | Â | |
Barake | 19 | 5.3 | Â | |
Welmera | 18 | 0.0 | Â | |
Sululta | 25 | 4.0 | Â | |
Herd Size | Small [5–20) | 79 | 3.8 | 0.047 |
Medium [20–50) | 33 | 9.1 |  | |
Large [50+ | 20 | 20.0 | Â | |
Farm diarrhoea status | Diarrheic | 24 | 25.0 | <0.001 |
Non-diarrheic | 108 | 3.7 | Â | |
Overall | Â | 132 | 7.6 | Â |