Clinicopathological characteristics
| Characteristics | N (%) |
| Median age (range), years | 63 (2–93) |
| Sex | |
| Female | 333 (49%) |
| Male | 348 (51%) |
| Tumor site | |
| Extremity | 208 (42%) |
| Head and neck | 9 (2%) |
| Internal trunk | 195 (39%) |
| Superficial trunk | 84 (17%) |
| Pathological type | |
| Leiomyosarcoma | 341 (24%) |
| Liposarcoma | 476 (33%) |
| Undifferentiated sarcoma | 330 (23%) |
| Myxofibrosarcoma | 105 (7%) |
| Other | 177 (12%) |
| Depth | |
| Deep | 195 (84%) |
| Superficial | 37 (16%) |
| Pathological tumor size, median (range), cm | 9 (1.2–39.5) |
| Pathological FNCLCC grade | |
| 1–2 | 165 (41%) |
| 3 | 240 (59%) |
| CINSARC risk | |
| Low | 763 (52%) |
| High | 692 (48%) |
FNCLCC, Fédération Nationale des Centres de Lutte Contre le Cancer.