Table 1 Study population characteristics
Characteristics | Value |
|---|---|
Age | Median 15.1 (7.4–19.7) |
Sex | |
Male | 24/34 (70.6%) |
Female | 10/34 (29.4%) |
Histological variant | |
Osteosarcoma | 17/34 (50%) |
Ewing's sarcoma | 13/34 (38.2%) |
Synovial sarcoma | 2/34 (5.9%) |
Liver embryonal sarcoma | 2/34 (5.9%) |
Site | |
Extremities | 22/34 (64.8%) |
Scapula | 2/34 (5.9%) |
Spine | 1/34 (2.9%) |
Pelvis | 2/34 (5.9%) |
Chest/abdominal | 3/34 (8.8%) |
Lung | 1/34 (2.9%) |
Liver | 3/34 (8.8%) |
AJCC | |
IIa | 11/34 (32.4%) |
IIb | 16/34 (47.1%) |
III | 1/34 (2.9%) |
IV | 6/34 (17.6%) |
Primary therapy | |
Radical surgery | 29/34 (85.3%) |
Radiation therapy | 5/34 (14.7%) |