Table 1 Characteristic of 66 patients according to tumor presentations
Characteristic | Overall (n = 66) | Primary | Recurrent | P value |
|---|---|---|---|---|
Total | 66 | 36 (54.5%) | 30 (45.5%) | |
Gender | 0.131 | |||
Male | 42 (63.6%) | 16 (38.1%) | 26 (61.9%) | |
Female | 24 (36.4%) | 14 (58.3%) | 10 (41.7%) | |
Age(years) | 0.02 | |||
0–5 | 16 (24.2%) | 5 (31.3%) | 11 (68.7%) | |
6–10 | 38 (57.6%) | 16 (42.1%) | 22 (37.9%) | |
11–15 | 12 (18.2%) | 8 (66.7%) | 4 (33.3%) | |
Location | 0.001 | |||
Extremity | 12 (18.3%) | 5 (42.7%) | 7 (58.3%) | |
Trunk | 16 (24.2%) | 14 (87.5%) | 2 (12.5%) | |
Buttock | 38 (57.5%) | 10 (26.3%) | 27 (73.7%) | |
Size (cm) | 0.003 | |||
0–5 | 21 (31.8%) | 16 (76.2%) | 5 (23.8%) | |
5–10 | 31 (47.0%) | 9 (29.8%) | 22 (70.2%) | |
> 10 | 14 (21.2%) | 5 (35.7%) | 9 (64.3%) | |
Adjacent to nerves/vascular | 0.001 | |||
Yes | 25 (37.9%) | 5 (20.0%) | 20 (80.0%) | |
No | 41 (62.1%) | 25 (60.9%) | 16 (39.1%) | |
Radiotherapy | 0.012 | |||
Yes | 27 | 20 (74.1%) | 7 (25.9%) | |
No | 66 | 30 (45.5%) | 36 (54.5%) |