Demographic and clinical characteristics of patients who underwent total hip arthroplasty with the direct anterior or direct lateral approach
| Characteristic | No. (%) of patients* n = 695 |
|---|---|
| Age at time of surgery, mean ± SD, yr (range) | 70 ± 12 (21–95) |
| Mean body mass index ± SD (range) | 30 ± 6.9 (15–74) |
| Sex | |
| Male | 337 (48.5) |
| Female | 358 (51.5) |
| Side (n = 778) | |
| Left | 359 (46.1) |
| Right | 419 (53.9) |
| Surgical approach (n = 778) | |
| Direct anterior | 281 (36.1) |
| Direct lateral | 497 (63.9) |
| Indication (n = 778) | |
| Osteoarthritis | 677 (87.0) |
| Osteonecrosis/avascular necrosis | 21 (2.7) |
| Posttraumatic | 20 (2.6) |
| Fracture | 5 (0.6) |
| Hip dysplasia | 3 (0.4) |
| Inflammatory arthritis | 3 (0.4) |
| Tumour | 2 (0.2) |
| Perthes disease | 2 (0.2) |
| Osteopetrosis | 1 (0.1) |
| Not recorded | 44 (5.7) |
SD = standard deviation.
↵* Except where noted otherwise.