Table 2.
Baseline Data of Participants
| Variables | Healthy Subjects | SONFH Patients | p-value |
|---|---|---|---|
| (n=5) | (n=5) | ||
| Age (years) | 25.8±1.60 | 50.2±3.82 | <0.0001a |
| Gender (male,%) | 5 (100) | 3 (60.0) | |
| BMI (kg/m2) | 23.6±1.54 | 23.1±3.15 | 0.7829 a |
| Clinical stages | |||
| Stage I | NA | NA | |
| Stage II | NA | NA | |
| Stage III | NA | 1 (20%) | |
| Stage IV | NA | 4 (80%) | |
| Hip lesions | NA | ||
| Unilateral | NA | 2 (40%) | |
| Bilateral | NA | 3 (60%) |
Notes: Continuous variables are shown as “mean ± SD”; categorical variables are exhibited as “number (%)”. aIndependent samples t test.
Abbreviations: BMI, body mass index; SONFH, steroid-induced osteonecrosis of the femoral head.