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Univariate analysis of variables in elderly patients with Ewing sarcoma using Kaplan-Meier method.
| Category | OS (log-rank p value) | CSS (log-rank p value) |
|---|---|---|
| Sex | 0.378 | 0.145 |
| Location | 0.428 | 0.977 |
| Tumor stage | 0.000 | 0.000 |
| Distant vs. localized | 0.000 | 0.000 |
| Distant vs. regional | 0.000 | 0.000 |
| Regional vs. localized | 0.985 | 0.960 |
| Tumor size (<8 cm vs. ≥8 cm) | 0.098 | 0.071 |
| Surgery | 0.000 | 0.000 |
| Radiation treatment | 0.183 | 0.296 |
| Chemotherapy | 0.000 | 0.005 |
OS – overall survival; CSS – cancer-specific survival.
