Table 2 Outcomes and complications in the two groups with ceramic-on-ceramic
Variable | Tantalum rod group (n = 23) | Control group (n = 25) | P-value |
|---|---|---|---|
Preoperative HHS | 55.7 (49–63) | 55.9 (34–68) | 0.773 |
Postoperative HHS | 95.1 (91–100) | 94.2 (88–100) | 0.202 |
Acetabular component | |||
Inclination | 38.6 (32–44) | 37.8 (33–45) | 0.430 |
Anteversion | 18.1 (13–25) | 17.4 (10–27) | 0.386 |
Femoral head (mm) | 0.585 | ||
28 | 11 | 10 | |
32 | 12 | 15 | |
Squeaking phenomenon | 5 | 4 | 0.719 |
Osteolysis or radiolucencies | 4 | 0 | 0.022 |
liner wear rate (um/yr) | 20.3 (15.1–27.8) | 18.9 (14.2–26.7) | 0.295 |