Table 3.
Hazard of recurrence in association with multiple factors
| Parameter | Hazard | 95 % CI | P value |
|---|---|---|---|
| Gender | |||
| Male | 0.921 | 0.469–1.807 | 0.810 |
| Female | 1.000 | ||
| Age | |||
| ≤30 | 1.595 | 0.800–3.178 | 0.185 |
| >30 | 1.000 | ||
| Location | |||
| Distal femur | 2.242 | 0.630–7.791 | 0.212 |
| Proximal tibia | 0.659 | 0.129–3.361 | 0.616 |
| Distal radius | 2.049 | 0.284–14.766 | 0.477 |
| Proximal femur | 2.090 | 0.332–13.157 | 0.432 |
| Proximal humerus | 2.186 | 0.356–13.420 | 0.398 |
| Distal tibia | 2.736 | 0.593–12.867 | 0.195 |
| Proximal fibula | 3.325 | 0.501–22.073 | 0.213 |
| Sacrum | 0.411 | 0.058–2.903 | 0.373 |
| Others | 1.000 | 2.2 | |
| Campanacci grade | |||
| I | 2.199 | 0.234–20.672 | 0.491 |
| II | 3.000 | 0.405–22.196 | 0.282 |
| III | 1.000 | ||
| Soft tissue extension | |||
| With extension | 7.921 | 1.107–56.671 | 0.039 |
| Without extension | 1.000 | ||
| Pathological fracture | |||
| With fracture | 1.336 | 0.507–3.517 | 0.558 |
| Without fracture | 1.000 | ||
| Treatments | |||
| Wide resection | 0.044 | 0.011–0.175 | 0.000 |
| Extension curettage | |||
| Abrasion + bone grafting | 0.144 | 0.044–0.471 | 0.001 |
| Abrasion + PMMA | 0.113 | 0.034–0.375 | 0.000 |
| Curettage | |||
| Alcohol | 0.410 | 0.100–1.682 | 0.216 |
| Iodine tincture or H2O2 | 1.000 |
PMMA polymethylmethacrylate, H 2 O 2 hydrogen peroxide, CI confidence interval