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5- and 10-year EFS, relapse after 5 years and local recurrence rate according to primary tumor site in 767 patients with nonmetastatic ESFT treated with neoadjuvant chemotherapy between 1983 and 2000
| Site | Cases (%) | 5-year EFS (%) | 10-year EFS (%) | Relapse after 5 years (%) | Local recurrence (%) | Patients rescued after relapse (%) |
|---|---|---|---|---|---|---|
| Extremities | 64 | 61 | 55 | 5 | 9.3 | 5 |
| Pelvis | 19 | 46 | 45 | 1 | 24.2 | 0 |
| Spine-sacrum | 5.6 | 32 | 32 | 0 | 21 | 0 |
| Spine | 3.3 | 46 | 46 | 0 | 15 | 0 |
| Sacrum | 2.2 | 0 | 0 | 0 | 29 | 0 |
| Other sites | 11 | 54 | 42 | 13 | 12.3 | 6 |
