Table 1.
Demographic data Reported values are mean, Standard Deviation/SD. N = number.
| Baseline | Follow-up | |
|---|---|---|
| N° of patients | 256 | 210 |
| N° of hip | 261 | 213 |
| Age at surgery, mean ± SD | 65.3 ± 11.9 | 63.1 ± 11.3 |
| Sex (%): | ||
| Male | 108 (42.2%) | 93 (44.3%) |
| Female | 148 (57.8%) | 117 (55.7%) |
| Body Mass Index at surgery (BMI), mean ± SD | 26.5 ± 4.0 | 26.5 ± 3.6 |
| Side (%): | ||
| Right | 134 (51.3%) | 106 (49.8%) |
| Left | 127 (48.7%) | 107 (50.2%) |
| Diagnosis (%): | ||
| Primary coxarthrosis | 195 (74.4%) | |
| Congenital hip dysplasia | 37 (14.2%) | |
| Idiopathic osteonecrosis of the femoral head | 13 (5.0%) | |
| Post-traumatic coxarthrosis | 8 (3.1%) | |
| Post-traumatic necrosis of the femoral head | 2 (0.8%) | |
| Coxarthrosis in rheumatoid arthritis | 1 (0.4%) | |
| Pseudoarthrosis | 1 (0.4%) | |
| Coxa palna secondary to Perthes disease | 1 (0.4%) | |
| Coxarthosis secondary to poliomyelitis | 1 (0.4%) | |
| Coxarthosis secondary to arthrodesis | 1 (0.4%) | |
| Coxarthosis secondary to osteotomy | 1 (0.4%) | |
| Further surgery on the same leg | ||
| Yes | 36 (13.8%) | – |
| No | 225 (86.2%) | – |
| Contralateral THA | ||
| Yes | 60 (23.4%) | – |
| No | 196 (76.6%) | – |
| Hypometria | ||
| Yes | 116 (44.4%) | – |
| No | 145 (55.6%) | – |