Table 3.
Patient characteristics.
| Characteristic | Definitive radiotherapy (N = 22) | Pre/postoperative radiotherapy (N = 14) |
|---|---|---|
| Gender | ||
| Male | 17 (77.3%) | 4 (28.6%) |
| Female | 5 (22.7%) | 10 (71.4%) |
| Median age (range), y | 9 (3–17) | 10 (2–14) |
| Clinical presentation | ||
| Swelling | 5 (22.7%) | 4 (28.6%) |
| Functional disability | 8 (36.5%) | 0 |
| Pain | 3 (13.6%) | 3 (21.4%) |
| Neurological symptoms | 3 (13.6%) | 1 (7.1%) |
| Others | 3 (13.6%) | 6 (42.9%) |
| Primary tumor site | ||
| Upper extremity | 0 | 1 (7.1%) |
| Lower extremity | 0 | 5 (35.7%) |
| Head | 1 (4.5%) | 3 (21.5%) |
| Spine | 6 (27.3%) | 0 |
| Ribs | 0 | 3 (21.5%) |
| Scapula | 1 (4.5%) | 1 (7.1%) |
| Pelvis | 14 (63.7%) | 1 (7.1%) |
| Tumor size (cm) | ||
| ≤ 8 | 10 (45.5%) | 7 |
| > 8 | 12 (54.5%) | 7 |
| Metastasis at diagnosis | ||
| Lung | 5 (22.7%) | 0 |
| Bone | 1 (4.5%) | 1 (7.1%) |
| Without metastasis | 16 (72.3%) | 13 (92.9%) |