Table 3 The comparison of horizon distance and vertical distance of hip rotation center on pelvis plain radiograph between pre-operation and post-operation (\( \overline{x} \) ± S) (n = 35)
From: Mid-term and long-term results of restoring rotation center in revision hip arthroplasty
Pre-operation | Post-operation | t | P | |
|---|---|---|---|---|
Horizon distance (mm) | 27.01 ± 4.02 | 33.92 ± 3.66 | 8.92 | 0.000 |
Vertical distance (mm) | 31.32 ± 7.77 | 14.07 ± 2.49 | 12.01 | 0.000 |