Table 4 Multivariable logistic regression model of factors associated with cpb2 -positive C. perfringens isolates

Stage

Suckling pig

Referent

Lactating sow

0.069

0.0437

0.020-0.24

<0.001

Gestating sow

0.020

0.0189

3.2 × 10^-3-0.13

<0.001

Weanling

0.26

0.216

0.052-1.3

0.103

Grower-finisher

0.017

0.0185

2.0 × 10^-3-0.14

<0.001

Manure pit

0.11

0.0677

3.2 × 10^-2-0.37

<0.001

Atyp-cpb2

Negative

Referent

Positive

19

12.0

5.7-65

<0.001