Region | Milk type | Sample size | Salmonella positive (n) | Salmonella positive (%) | ORa | χ2 b | P-value |
---|---|---|---|---|---|---|---|
Oromia | Raw milk | 192 | 42 | 21.8 | 1.6 | 5.9 | 0.015 |
Pasteurized milk | 192 | 24 | 12.5 | 1 | |||
Total | 384 | 66 | 17.2 | Â | |||
SNNPs | Raw milk | 96 | 19 | 19.79 | 1.5 | 2.5 | 0.112 |
Pasteurized milk | 96 | 11 | 11.45 | 1 | |||
Total | 192 | 30 | 15.6 | Â | |||
Amhara | Raw milk | 80 | 11 | 14.1 | 1.4 | 4.0 | 0.267 |
Pasteurized milk | 76 | 7 | 9.2 | 1 | |||
Total | 156 | 18 | 11.5 | Â |