Table 3.
Relationship between AMU and ESBL excretion in the 2 months prior to sampling in five selected Dutch conventional dairy cattle farms during 2014–15
| OR (95% CI) |
||||
|---|---|---|---|---|
| Model | first choice | second choice following first choice | AMU | AIC |
| Only intercept | — | — | — | 205.6 |
| Antimicrobiala | — | — | 14.6 (3.0–80.4) | 196.6 |
| First choice only plus second choice following first choiceb | 11.4 (1.6–87.3) | 21.8 (1.9–299.4) | — | 198.4 |
Parameter estimates of the fixed effects logistic regression models and AIC.
a
Animals treated with first-choice antimicrobial with or without being followed by second choice.
b
Animals treated with only first-choice antimicrobials or for animals treated with second choice following a first-choice treatment.