1 year | 2 year | 3 year | 5 year | |
---|---|---|---|---|
Cortical hypertrophy | ||||
AP: Y/N | 68.8% | 68.8% | 69.8% | 70.8% |
AP Gruen zone 1 | – | – | – | – |
AP Gruen zone 2 | 42% | 40% | 42% | 40% |
AP Gruen zone 3 | 58% | 57% | 57% | 59% |
AP Gruen zone 4 | – | – | – | – |
AP Gruen zone 5 | 43% | 44% | 45% | 46% |
AP Gruen zone 6 | 16% | 18% | 18% | 18% |
AP Gruen zone 7 | – | – | – | – |
Mean medial distance [mm] (SD) | 10.42 (± 2.08) | 10.53 (± 2.09) | 10.48 (± 2.19) | 10.38 (± 2.14) |
Mean lateral distance [mm] (SD) | 9.89 (± 2.05) | 9.92 (± 2.09) | 9.75 (± 2.01) | 9.72 (± 2.04) |
Axial: Y/N | 11.5% | 11.5% | 11.5% | 11.5% |
Axial Gruen zone 8 | 2% | 2% | 2% | 2% |
Axial Gruen zone 9 | 6% | 5% | 5% | 5% |
Axial Gruen zone 10 | 2% | 3% | 3% | 3% |
Axial Gruen zone 11 | – | – | – | – |
Axial Gruen zone 12 | 5% | 6% | 5% | 6% |
Axial Gruen zone 13 | 3% | 2% | 3% | 3% |
Axial Gruen zone 14 | – | – | – | – |
Mean ventral distance [mm] (SD) | 9.09 (± 2.51) | 9.9 (± 2.69) | 9.4 (± 2.37) | 9.55 (± 2.58) |
Mean dorsal distance [mm] (SD) | 9.45 (± 3.53) | 9 (± 3.5) | 3.5 (± 3.24) | 9.55 (± 3.42) |
Subsidence | ||||
[mm] (SD) | − 1.62 (± 1.55) | − 1.78 (± 1.6) | −1.8 (± 1.67) | −1.93 (± 1.72) |