Table 4 Multivariable mixed effects logistic regression model for associations between litters with and without PWD and four exposure variables as fixed effects and farm-id as random effect
From: Dam characteristics associated with pre-weaning diarrhea in mink (Neovison vison)
Variable | Odds ratios | P-value for marginal sums squares F-test | |
|---|---|---|---|
Estimate | 95% confidence limits | ||
Age of dam (1-year vs. > 1 year) | 13.3 | 2.0; 90.2 | 0.009 |
Number of kits observed after birth (> 5 vs. ≤ 5) | 16.5 | 2.2; 123.7 | 0.008 |
Number of active mammary glands per kit (≤ 1.5 vs. > 1.5) | 6.5 | 1.2; 36.0 | 0.034 |
Farm PWD status (high vs. low frequency) | 16.8 | 2.9; 97.6 | 0.002 |