Table 2.
Baseline characteristics
| Characteristic | Cemented, N = 84 | Uncemented, N = 88 | p value |
|---|---|---|---|
| Mean age (years) | 82.48 (SD 8.48, 95% CI 80.64–84.32, range 60–102) | 78.23 (SD 9.57, 95%CI 76.70–80.76, range 40–98) | 0.0073 |
| Gender (number/% male) | 39/46.43% | 47/53.41% | 0.4457 |
| Mean time from implant (months) | 68.55 (SD 80.77, 95% CI 49.15-87.95, range 1–432) | 124.41 (SD 104.60, 95% CI 99.04–149.73, range 1–552) | 0.0006 |
| Mean Dorr ratio | 0.52 (SD 0.08, 95% CI 0.50-0.53, range 0.37–0.76) | 0.52 (SD 0.09, 95% CI 0.50–0.52, range 0.33–0.86) | 0.9270 |
| Varus stem (number/%) | 28/33.33% | 17/19.32% | 0.0393 |
| Mean body mass index | 24.15 (SD 5.32, 95% CI 22.83–25.48, range 15.8–45.5) | 27 (SD 4.55, 95% CI 25.88–28.13, range 18–40) | 0.0014 |
| Hemiarthroplasty (number/%) | 17/20.24% | 3/3.41% | 0.0006 |
| Neck of femur fracture indication (number/%) | 37/44.05% | 6/6.82% | 0.0001 |
| Dependence on walking aid/carer (number/%) | 44/52.38% | 41/46.59% | 0.5419 |