Table 2 Postoperative radiographic evaluation of the shift of hip joint center (HJC) and the quality of fracture reduction
Fracture type | Postoperative shift of HJC (mm) | Quality of fracture reduction | |||
|---|---|---|---|---|---|
Horizontal | Vertical | Anatomical | Imperfect | Poor | |
Elementary | |||||
Anterior wall | 2.8 ± 1.0 | 1.9 ± 0.1 | 2 | ||
Anterior column | 2.0 ± 1.3 | 1.5 ± 0.5 | 4 | 1 | |
Posterior wall | 2.0 ± 0.7 | 1.9 ± 0.7 | 26 | 5 | |
Posterior column | 2.4 ± 1.0 | 2.0 ± 1.2 | 3 | 1 | |
Transverse | 3.1 ± 2.3 | 2.6 ± 1.8 | 7 | 5 | 2 |
Associated | |||||
Posterior column and posterior wall | 1.7 ± 0.5 | 1.7 ± 0.4 | 3 | ||
Transverse and posterior wall | 2.4 ± 1.4 | 2.1 ± 1.1 | 9 | 5 | 1 |
T-shape | 3.4 ± 1.8 | 2.8 ± 2.0 | 9 | 6 | 2 |
Anterior column and posterior hemitransverse | 3.1 ± 2.3 | 2.0 ± 1.9 | 6 | 5 | 1 |
Both column | 3.6 ± 2.7 | 2.5 ± 1.5 | 11 | 9 | 4 |
Summary | 2.8 ± 1.9a,b | 2.2 ± 1.4b | 80 | 37 | 10 |