Skip to main content

Table 3 Results from final multivariable logistic regression analysis investigating risk factors for sows to be culled or die after on-farm treatment

From: Description of on-farm treatment compliance and risk factors for culling in sows

Variable   OR (SE) 95% CI P value
Parity   1.48 (0.26) 1.05–2.10 0.026
Born alive (current)   0.93 (0.06) 0.81–1.06 0.288
Born alive (past)   0.78 (0.07) 0.65–0.94 0.007
Production stage Bred Reference   
  Lactation 0.38 (0.34) 0.06–2.24 0.284
  Empty 1.21 (1.02) 0.23–6.32 0.822
Condition Lameness Reference   
  Mastitis 7.75 (10.36) 0.56–106.41 0.125
  Other 1.45 (1.39) 0.22–9.53 0.700
  Repro 4.12 (4.50) 0.49–35.00 0.195
Body condition score Ideal 3.22 (2.24) 0.82–12.60 0.092
Overall treatment compliance1   4.53 (5.74) 0.38–54.38 0.234
Interaction between ideal BCS and overall treatment compliance   0.10 (0.12) 0.01–1.22 0.070
  1. 1Compliance was based on the residing veterinary recommendation, farm standard operation protocol and label compliance for each swine illness. Overall compliance was defined as perfect compliance on drug, dose and frequency (all correct)