Table 2.
The types of Musculoskeletal injuries that prevented thoroughbred racehorses from training for at least seven days and a comparison of the distribution between two-year-old and older horses. Variables significant at p < 0.05 indicated in bold.
| Type of Musculoskeletal Injury Preventing Training for ≥ 7 Days | Number in Horses > 2 Years Old (% of Total) | Number in Two-Year-Old Horses (% of Total) | p-Value |
|---|---|---|---|
| Dorsal metacarpal disease | 5/47 (11) | 42/47 (89) | <0.001 |
| Carpal fragment or degenerative joint disease | 17/31 (55) | 14/31 (45) | 0.4 |
| Suspensory, Accessory of the deep digital flexor tendon , or Sesamoidean desmitis | 18/22 (82) | 4/22 (18) | 0.001 |
| Superficial digital flexor tendonitis | 14/18 (78) | 4/18 (22) | 0.01 |
| Traumatic laceration or injury | 3/14 (21) | 11/14 (79) | 0.03 |
| Proximal sesamoid bone fracture, Second/Fourth metacarpal/tarsal bone fracture or Sesamoiditis | 10/12 (83) | 2/12 (17) | 0.02 |
| Fetlock fragment, degenerative joint, or palmar osteochondral disease | 9/10 (90) | 1/10 (10) | 0.01 |
| Ilial fracture, stress fracture, sacroiliac injury, or tibial stress fracture | 6/10 (60) | 4/10 (40) | 0.4 |
| Unknown | 3/10 (30) | 7/10 (70) | 0.3 |
| Muscular injury or Rhabdomyolysis | 4/8 (50) | 4/8 (50) | 0.6 |
| Humeral fracture or stress fracture | 3/7 (43) | 4/7 (57) | 0.5 |
| Quarter crack, Distal phalanx wing, or solar margin fracture, Pedal osteitis | 5/6 (83) | 1/6 (17) | 0.1 |
| Dorsal third metacarpal bone or condylar fracture | 2/4 (50) | 2/4 (50) | 0.7 |
| Osteochondritis dissecans, cervical stenotic myelopathy | 1/3 (33) | 2/3 (67) | 0.5 |
| Total | 100/202 (50) | 102/202 (50) |