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Table 3 T. gondii-specific antibodies in pigs according to age group, farm type and sampling site (abattoir), and results of univariate and multivariate logistic regression analysis

From: Toxoplasma gondii infection in slaughter pigs in Serbia: seroprevalence and demonstration of parasites in blood

Factor n Prevalence (%) 95% CI Univariate analysis Multivariate analysis
     OR 95% CI p -value Adjusted OR 95% CI p -value
Age group          
   Market-weight (< 8 months) 468 8.3 5.8-10.8 1.00   0.006 1.00   
   Adult/sows (≥ 8 months) 20 30.0 9.9-50.1 4.71 1.72-12.96   40.71 7.51-220.55 < 0.001
Farm type          
   Farrow-to-finish 212 3.8 1.2-6.4 1.00   < 0.001 1.00   
   Smallholders' finishing 276 13.4 9.4-17.4 3.95 1.80-8.67   14.71 3.50-61.78 < 0.001
Abattoir*          
   1 192 1.0 0.0-2.4 1.00   < 0.001    
   2 182 15.9 10.6-21.2 18.00 4.23-76.64     
   3 114 12.3 6.3-18.3 13.30 2.96-59.66     
Total 488 9.2 6.6-11.8       
  1. * Not included in multivariate analysis