Table 1.
Clinicopathological characteristics of included osteosarcoma
| Characteristics | Frequencies of osteosarcoma patients | % | |
|---|---|---|---|
| Age, years | |||
| < 20 | 62.21 | 107 | |
| ≥ 20 | 37.79 | 65 | |
| Gender | |||
| Male | 66.28 | 114 | |
| Female | 33.72 | 58 | |
| Enneking stage | |||
| I-II | 56.40 | 97 | |
| III | 43.60 | 75 | |
| Histological type | |||
| Osteoblastic | 27.33 | 47 | |
| Chondroblastic | 44.19 | 76 | |
| Fibroblastic | 12.79 | 22 | |
| Mixed | 15.70 | 27 | |
| Type of therapy | |||
| Amputation | 33.14 | 57 | |
| Limb salvage | 66.86 | 115 | |
| Tumor location | |||
| Long tubular bones | 62.21 | 107 | |
| Axial skeleton | 37.79 | 65 | |
| Metastasis | |||
| Yes | 35.47 | 61 | |
| No | 64.53 | 111 |