TABLE 1.
Clinical characteristics of osteosarcoma (OS) patients studied in survival‐related candidate gene screening
| Variable | TARGET OS cohort (n = 96) | GEO OS cohort | |
|---|---|---|---|
| GSE21257 (n = 53) | GSE39055 (n = 37) | ||
| Age (years)* | 15.4 ± 5.3 | 18.7 ± 12.2 | 13.5 ± 11.2 |
| Gender | |||
| Female | 40 (41.7%) | 19 (35.8%) | 17 (45.9%) |
| Male | 56 (58.3%) | 34 (64.2%) | 20 (54.1%) |
| Primary Tumor Site | |||
| Arm/Hand | 7 (7.3%) | 8 (15.1%) | N/A |
| Leg/Foot | 84 (87.5%) | 44 (83.0%) | N/A |
| Other | 5 (5.2%) | 1 (1.9%) | N/A |
| Metastasis | |||
| No | 73 (76.0%) | 39 (73.6%) | N/A |
| Yes | 23 (24.0%) | 14 (26.4%) | N/A |
| Survival Status | |||
| Survival | 58 (60.4%) | 30 (56.6%) | 27 (73.0%) |
| Death | 38 (39.6%) | 23 (43.4%) | 10 (27.0%) |
| Overall survival time (months)* | 47.6 ± 36.2 | 68.5 ± 59.3 | 52.9 ± 49.5 |
Data are number of cases and percentages.
*Data are Mean ± SD. N/A: Not available.