Table 2 Comparison of acetabular cup positioning between R-THA and M-THA
R-THA | M-THA | P value | |
|---|---|---|---|
Inclination (°) | 41.29 ± 3.04 | 40.48 ± 4.81 | 0.27 |
Anteversion (°) | 20.71 ± 1.98 | 19.08 ± 4.04 | 0.005 |
HCOR-d (mm) | 1.6 ± 1.3 | 2.6 ± 1.7 | < 0.001 |
VCOR-d (mm) | 1.9 ± 1 | 3.1 ± 1.1 | < 0.001 |
LLD (mm) | 2.9 ± 1.6 | 7.3 ± 2.6 | < 0.001 |
LLD ≤ 10(mm) | 52/52 (100%) | 56/64 (87.5%) | 0.008 |
Postoperative HHS | 91.10 ± 4.05 | 90.39 ± 4.86 | 0.404 |
Postoperative FJS | 81.40 ± 9.34 | 80.05 ± 11.65 | 0.497 |