Table 3.
Radiographic Data
| TM group | Ti group | Sleeve group | P value | |
|---|---|---|---|---|
| Tibia AORI (%) | 0.51 | |||
| I | 12 | 19.3 | 34.6 | |
| IIA | 14.3 | 20.0 | 10.3 | |
| IIB | 49.0 | 46.7 | 34.5 | |
| III | 24.4 | 13.1 | 21.3 | |
| Preoperative tibia coronal alignment, mean ± SD | 5.1 ± 7.5 | 4.8 ± 6.9 | 2.4 ± 6.4 | 0.23 |
| Preoperative tibia slope, mean ± SD | 5.4 ± 9.5 | 7.5 ± 6.4 | 7.0 ± 8.8 | 0.18 |
| Postoperative tibia coronal alignment, mean ± SD | 0.7 ± 2.0 | 0.7 ± 1.5 | 0.2 ± 1.9 | 0.44 |
| Postoperative tibia slope, mean ± SD | 4.1 ± 2.7 | 2.3 ± 1.9 | 5.1 ± 2.5 | < 0.001 |
| Postoperative tibial lucency (%) | 44.4 | 43.3 | 68.4 | 0.03 |
| AP zone 1 | 29.6 | 20.8 | 42.1 | 0.09 |
| AP zone 2 | 29.6 | 15.1 | 36.8 | 0.05 |
| AP zone 3 | 37.0 | 11.3 | 26.3 | 0.008 |
| AP zone 4 | 38.9 | 17.0 | 29.0 | 0.04 |
| AP zone 5 | 3.7 | 1.9 | 13.2 | 0.09 |
| AP zone 6 | 3.7 | 7.9 | 21.1 | 0.002 |
| AP zone 7 | 0.0 | 1.9 | 5.3 | 0.19 |
| Lat zone 1 | 13.0 | 9.4 | 29.0 | 0.03 |
| Lat zone 2 | 11.1 | 9.4 | 18.4 | 0.41 |
| Lat zone 3 | 5.6 | 1.9 | 26.3 | 0.001 |
| Tibial loosening (%) | 1.9 | 1.9 | 11.0 | 0.07 |
AP = antero-posterior; Lat = lateral.