Table 4.
Multivariable logistic regression model of factors associated withcpb2-positiveC. perfringensisolates
| Variables | Odds Ratio | Standard Error | 95% Confidence Interval | P-value | |
|---|---|---|---|---|---|
| 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 | |