All pens | Skin abrasion 278 litters | Skin abrasion <1-wk 71 litters | ||
---|---|---|---|---|
Intercept coefficient | 1.5 | 1.2 | ||
OR | CI | OR | CI | |
Age | 0.6 | 0.5, 0.7 | ||
Floor/bedding | ||||
Solid with bedding | ||||
Partly slatted with bedding | 0.6 | 0.3, 1.1 | 0.6 | 0.2, 2.0 |
Partly slatted with bedding in some areas | 1.0 | 0.6, 1.8 | 0.8 | 0.2, 2.8 |
Partly slatted no bedding | 0.7 | 0.4, 1.1 | 0.4 | 0.1, 1.2 |
Fully slatted | 0.9 | 0.5, 1.7 | 0.3 | 0.0, 0.9 |
Worn sow lying area | ||||
No | ||||
Yes | 1.6 | 1.1, 2.4 | 3.0 | 1.5, 6.0 |
Random effects | Var. | SE | Var. | SE |
Farms | 0.2 | 0.1 | 0.7 | 0.2 |
Pens | 0.8 | 0.1 | ||
Hosmer-Lemeshow goodness-of-fit | χ 2 | P value | χ 2 | P value |
3.2 | 0.52 | 0.4 | 0.98 |