Table 1.
The effect of training track and season on the number of retirements in thoroughbred racehorses training in South East Queensland.
| Variable | Univariable IRR (95% CI) | p-Value |
|---|---|---|
| Track | ||
| Eagle Farm | reference | - |
| Doomben | 1.18 (0.56, 2.48) | 0.67 |
| Deagon | 1.43 (0.70, 2.90) | 0.33 |
| Doomben and Eagle Farm | 1.16 (0.46, 2.93) | 0.75 |
| Season | ||
| Winter | reference | - |
| Spring | 0.63 (0.40, 1.01) | 0.06 |
| Summer | 0.66 (0.40, 1.10) | 0.11 |
| Autumn | 0.56 (0.34, 0.91) | 0.02 |
IRR = Incidence Rate Ratio. Univariable negative binomial regression models shown. Variables significant at α = 0.05 indicated in bold.