TABLE 1.
Clinical features of the osteosarcoma samples in the Therapeutically Applicable Research to Generate Effective Treatments (TARGET) and Gene Expression Omnibus (GEO) databases.
| Variables | TARGET (n) | GEO (n) | |
| Age (year) | |||
| ≤16 | 56 | 25 | |
| >16 | 39 | 28 | |
| Gender | |||
| Female | 40 | 19 | |
| Male | 55 | 34 | |
| Race | Huvos grade | ||
| White | 55 | 1 | 13 |
| Asian | 6 | 2 | 16 |
| Black | 9 | 3 | 13 |
| Other | 1 | 4 | 5 |
| Unknown | 24 | Unknown | 6 |
| Metastasis | |||
| Yes | 23 | 34 | |
| No | 72 | 19 | |
| Survival status | |||
| Alive | 57 | 30 | |
| Death | 38 | 23 | |
| Primary tumor sites | |||
| Leg/foot | 83 | 44 | |
| Arm/hand | 7 | 8 | |
| Pelvis | 4 | / | |
| Other/unknown | 1 | 1 | |