Table 1 Patients’ baseline characteristics (n=114 hips).
Data | Number (%) |
|---|---|
Age (year) | |
mean (SD) | 56.8 (10.1) |
range | 25–80 |
Gender male : female | 64 : 43 |
Body mass index (kg/m2) | |
mean (SD) | 22.7 (3.7) |
range | 15.8–35.0 |
Diagnosis: | |
Osteonecrosis of femoral head | 53 (46.5%) |
Primary osteoarthritis | 21 (18.4%) |
Femoral neck fracture | 20 (17.5%) |
Hip dysplasia | 12 (10.6%) |
Post-traumatic osteoarthritis | 5 (4.4%) |
Inflammatory joint disease | 3 (2.6%) |
Stem type N (%) | |
Excia (Aesculap) | 57 (50.0%) |
Avenir (Zimmer-Biomet) | 48 (42.1%) |
Metha (Aesculap) | 9 (7.9%) |
Tibio-femoral angle a | |
mean (SD) | 5.1° (3.2°) |
range | -2.9° to 11.9° |