| Effective | Deterioration of the internal tibiofemoral compartment (%) | Univariate analysis | |
OR [IC 95%] | p-value | |||
Mean age (standard deviation) |
|
|
|
|
OA with progression | 4 | 53.2 (11.1) |
| 0.14 |
OA without progression | 17 | 42.3 (10.4) | 1 [−5.4 - 27.3] | |
Sex |
|
|
|
|
Female | 14 | 4 (28.6) |
| 0.25 |
Male | 7 | 0 (0) | 1 [−27.35 - 5.44] | |
BMI |
|
|
|
|
18 - 24.5 | 6 | 1 (16.7) |
|
0.74 |
24.6 - 30 | 9 | 2 (22.2) | 1.43 [0.16 - 12.7] | |
30.1 - 34.5 | 6 | 1 (16.7) |
|
|
Patellofemoral Osteoarthritis |
|
|
|
|
Yes | 6 | 2 (33.3) | 0.32 [0.02 - 5.89] | 0.54 |
No | 15 | 2 (13.3) |
| |
Patella height |
|
|
|
|
Normal | 20 | 4 (54.1) | 1 [0 - 165] | 1 |
Low | 1 | 0 (0) |
| |
Valgum degree |
|
|
|
|
0˚ - 10˚ | 0 | 0 (0) |
| 1 |
10˚ - 20˚ | 17 | 3 (17.6) | 0.65 [0.03 - 44.8] | |
≥20˚ | 4 | 1 (25) |
|
|
Correction angle |
|
|
|
|
Varus correction | 12 | 3 (25) | 1.7 [0.9 - 8.3] | 0.05 |
Valgus correction | 9 | 1 (11.1) | 1 | |
Loss of correction |
|
|
|
|
Yes | 7 | 3 (34.6) | 0.15 [0.002 - 2.4] | 0.25 |
No | 14 | 1 (66.7) |
| |
Lateral cortical rupture |
|
|
|
|
Yes | 8 | 4 (50) | 2.8 [1.7 - 11.5] | 0.02 |
No | 13 | 0 (0) | 1 |