Table 4 Frequency of radiographic findings in the control and treatment groups, at the initial and final evaluations
Radiographic finding | T0 | 180d | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|
CG | HG | CG | HG | |||||||
Absolut | % | Absolut | % | Absolut | % | p | Absolut | % | p | |
Irregular wear on the femoral head, making it misshapen and with a loss of its rounded appearance | 18 | 90% | 17 | 85% | 20 | 100% | 0.08 | 20 | 100% | 0.16 |
Flattened or shallow acetabulum, with irregular outline | 9 | 45% | 11 | 55% | 20 | 100% | <0.01* | 20 | 100% | <0.01* |
Caudolateral curvilinear osteophyte (CCO) | 5 | 25% | 5 | 25% | 20 | 100% | 1.00 | 20 | 100% | 0.48 |
New bone formation on the acetabulum and on femoral head and neck | 16 | 80% | 20 | 100% | 20 | 100% | 1.00 | 20 | 100% | <0.05* |
The angle formed at the cranial effective acetabular rim is worn away | 12 | 60% | 18 | 90% | 20 | 100% | 0.16 | 20 | 100% | <0.05* |
Subchondral bone sclerosis along the cranial acetabular edge | 20 | 100% | 19 | 95% | 20 | 100% | 0.32 | 20 | 100% | 1.0 |
Circumferential femoral head osteophyte (CFHO) | 3 | 15% | 3 | 15% | 20 | 100% | 0.18 | 20 | 100% | <0.01* |