Skip to main content

Table 3 Association between Salmonella infection and Salmonella shedding in weaned piglets by mixed logistic regression analysis

From: Weaned piglets: another factor to be considered for the control of Salmonella infection in breeding pig farms

 

No. of piglets

No (%) of IC + piglets

Logistic regression parameters

OR

95% CI (OR)

P

MLN

 Negative

320

53 (16.6)

1

  

 Positive

175

125 (71.4)

10.27

6.31, 16.86

< 0.001

Season

 Winter

176

99 (56.3)

1

  

 Spring

222

48 (21.6)

0.35

0.21, 0.58

< 0.001

 Summer

97

28 (28.9)

0.38

0.19, 0.75

0.006

  1. Farm used as grouping factor.
  2. IC: intestinal content, MLN: mesenteric lymph nodes, OR: odds ratio.