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Table 3 Summary results of the multivariate logistic regression analysis of risk factors associated with Brucella spp. seropositivity (iELISA) in wild boar

From: A serological and bacteriological survey of brucellosis in wild boar (Sus scrofa) in Belgium

Risks factors

Category levels

Multivariate logistic regression results

  

Odds ratio (95% CI)

Wald test Pvalue

Age

   
 

adults

1.00

 
 

sub-adults

0.10 (0.06-0.17)

<0.01

 

juveniles

0.43 (0.25-0.74)

<0.01

Year

   
 

2007

1.00

 
 

2006

0.42 (0.27-0.65)

<0.01

 

2005

0.44 (0.29-0.68)

<0.01

 

2004

0.36 (0.23-0.57)

<0.01

 

2003

0.39 (0.25-0.62)

<0.01

  1. Overall data of the model: -2 log likelihood = 1037.14, likelihood ratio chi-square = 183.41 (df 6), P  < 0.01.