ELISA results | |||||
---|---|---|---|---|---|
 | Full model | Best fitting model | |||
Fixed effect | Odds ratio | 95% CI | Odds ratio | 95% CI | |
Farm type | |||||
 Organic | Ref. | Ref. | Dropped during backward selection by AIC | ||
 Conventional | 0.60 | 0.33–1.08 | |||
 High health | 0.52 | 0.22–1.21 | |||
 HyCare | 0.35 | 0.14–0.88* | |||
ELISA test | |||||
 Original | Ref. | Ref. | Dropped during backward selection by AIC | ||
 Alternative | 1.02 | 0.79–1.32 |
PCR results | ||||
---|---|---|---|---|
 | Full model | Best fitting model | ||
Fixed effect | Odds ratio | 95% CI | Odds ratio | 95% CI |
Farm type | ||||
 Organic | Ref. | Ref. | Ref. | Ref. |
 Conventional | 9.61 | 5.19–17.8* | 9.69 | 5.24–17.9* |
 High health | 7.54 | 3.58–15.9* | 7.67 | 3.66–16.1* |
 HyCare | 9.25 | 4.38–19.6* | 9.39 | 4.45–19.8* |
Batch seropositive proportion | 0.88 | 0.62–1.24 | Dropped during backward selection by AIC |