Determinants | Total no of goats | Brucella Positive | Brucella Negative | Odds Ratios (OR) | 95% CI | P value |
---|---|---|---|---|---|---|
Animal Origin | ||||||
 Purchased | 105 | 2 | 103 | 1.2 | 0.11, 26.11 | 0.87 |
 Homebred | 172 | 1 | 171 | Ref |  |  |
Age (median = 2 years) | ||||||
  ≤ 2 | 194 | 3 | 191 | 3.1 | 0.16, 59.74 | 0.12 |
  > 2 | 83 | 0 | 83 | Ref |  |  |
Herd size (median = 48) | ||||||
  ≤ 48 | 140 | 3 | 137 | 7 | 0.36, 136.8 | 0.06 |
  > 48 | 137 | 0 | 137 | Ref |  |  |
Parity (median = 1) | ||||||
  ≤ 1 | 113 | 3 | 110 | 6.5 | 0.33, 127.2 | 0.04* |
  > 1 | 102 | 0 | 102 | Ref |  |  |
Gender | ||||||
 Female | 211 | 3 | 209 | 2.19 | 0.112, 42.9 | 0.34 |
 Male | 65 | 0 | 65 | ref |  |  |
Grazing | ||||||
 Yes | 92 | 3 | 89 | 14.5 | 1.1, 283.9 | 0.01* |
 No | 185 | 0 | 185 | Ref |  |  |
Repeat breeding | ||||||
 Yes | 42 | 1 | 41 | 2.1 | 0.18, 23.28 | 0.29 |
 No | 171 | 2 | 169 | Ref |  |  |