Table 9.
Determination of independent variables for Overall Survival (OS) with multivariate Cox regression analysis.
| Multivariate Cox Regression OS analysis of covariates | |||
|---|---|---|---|
| Variable | HR | 95% CI | P value |
| Age | 0.8703 | ||
| <14 | 1.00 | ||
| ≥14 | 0.87 | 0.16–4.63 | |
| Metastatic disease | 0.6000 | ||
| No | 1.00 | ||
| Yes | 1.57 | 0.29–8.35 | |
| Multicentric-metastatic disease | 0.0291† | ||
| No | 1.00 | ||
| Yes | 8.23 | 1.24–54.64 | |
| Bone or soft tissue | 0.2187 | ||
| Bone | 1.00 | ||
| Soft tissue | 2.33 | 0.61–8.95 | |
| Local recurrence | 0.0002† | ||
| No | 1.00 | ||
| Yes | 11.64 | 3.24–41.74 | |
†: statistically significant independent variable on overall survival.