Table 6 Multivariable conditional logistic regression model 2 of risk factors for impaction colic in donkeys housed at the Donkey Sanctuary between 1st January 2003 and 31st March 2005.
| Variable | Odds Ratio | Lower 95% CI | Upper 95% CI | LRS P-value | |
|---|---|---|---|---|---|
| Continuous | |||||
| Age (years) | 1.09 | 1.00 | 1.182 | 0.03 | |
| Categorical | |||||
| Dental disease | No | 1.00 | |||
| Yes | 29.73 | 3.95 | 223.67 | <0.001 |