| Univariable | Multivariablea | ||||
---|---|---|---|---|---|---|
β | SE | p-value | β | SE | p-value | |
Farm owner’s age (years)(Baseline = < 36) | ||||||
 36–54 | 0.197 | 0.139 | 0.161 |  |  |  |
  > 54 | 0.031 | 0.156 | 0.843 |  |  |  |
Farm owner’s gender (Baseline = Female) | ||||||
 Male | 0.323 | 0.150 | 0.033 |  |  |  |
Farm owner’s experience in raising chickens (years)(Baseline = 0–2) | ||||||
  > 2–4 | − 0.021 | 0.114 | 0.853 |  |  |  |
  > 4 | −0.008 | 0.154 | 0.958 |  |  |  |
Farm owners’ education attainment(Baseline = Post high school) | ||||||
 Primary school | 0.514 | 0.236 | 0.033 |  |  |  |
 Secondary school | 0.387 | 0.229 | 0.096 |  |  |  |
 High school | 0.320 | 0.235 | 0.177 |  |  |  |
 Chicken total (log) | 0.061 | 0.061 | 0.319 |  |  |  |
 Age of flock (weeks) (log) | 0.157 | 0.025 | < 0.001 | 0.153 | 0.024 | < 0.001 |
Disease status (baseline = No disease) | ||||||
 Disease | 0.085 | 0.050 | 0.084 |  |  |  |
 Mortality > 2.8/100 birds/week (Baseline ≤2.8/100 birds/week) | 0.091 | 0.056 | 0.108 |  |  |  |
 Cao Lanh district (Baseline = Thap Muoi) | 0.533 | 0.083 | < 0.001 | 0.514 | 0.081 | < 0.001 |