TABLE 1.
Patient demographics and basic operative information
| No. of patients | 23 |
| Mean age (years) (mean ± SD) | 46.8 ± 14.6 |
| Sex (male/female) | 12/11 |
| BMI (kg/m2) (mean ± SD) | 23.4 ± 4.4 |
| No. of hips | |
| Left | 11 |
| Right | 13 |
| Diseases | |
| DDH | 13 |
| ONFH | 8 |
| AS | 2 |
| OA | 1 |
| No. of previous operations | |
| 0 | 16 |
| 1 | 6 |
| 2 | 1 |
| 4 | 1 |
| Operating time (min) (mean ± SD) | 113.7 ± 34.5 |
Abbreviations: AS, ankylosing spondylitis; BMI, body mass index; DDH, developmental dysplasia of the hip; OA, osteoarthritis; ONFH, osteonecrosis of the femoral head; SD, standard deviation.