Clinical Study
Should Aggressive Surgical Local Control Be Attempted in All Patients with Metastatic or Pelvic Ewing's Sarcoma?
Table 6
Univariate analyses of variables for Event free survival (EFS).
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Univariate event free survival analysisδ | Variable | 5-year cumulative survival | Value |
| Age (46 patients) | | 0.021† | <14 | | | ≥14 | | | Location (46 patients) | | 0.164 | Appendicular | | | Axial | | | Pelvic location (46 patients) | | 0.796 | No | | | Yes | | | Metastatic disease (42 patients) | | 0.150 | No | | | Yes | | | Multicentric metastatic disease (42 patients) | | 0.002† | No | | | Yes | | | Bone or soft tissue (46 patients) | | 0.020† | Bone | | | Soft tissue | | | Local radiation (43 patients) | | 0.675 | No | | | Yes | | | Margins (35 patients) | | 0.337 | Negative | | | Positive | | |
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δ: Log Rank of Kaplan Meier EFS survival curves. †: Statistically significant factor.
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