Table 2 Clinical information of different cohorts
Characteristic | Training Set (n = 272) | Validation Set (n = 90) | p value | GSE32062 (n = 260) | GSE26193 (n = 107) | |
|---|---|---|---|---|---|---|
Age(years) | < 60 | 136 | 54 | 0.127 | - | - |
≥ 60 | 136 | 36 | - | - | ||
Survival Status | Living | 96 | 45 | 0.018 | 139 | 31 |
Dead | 176 | 45 | 121 | 76 | ||
Grade | G 1 | 1 | 0 | 0.426 | 0 | 7 |
G 2 | 29 | 13 | 131 | 33 | ||
G 3 | 235 | 74 | 129 | 67 | ||
G 4 | 1 | 0 | 0 | 0 | ||
Tumor Stage | Stage I | 1 | 0 | 0.383 | 0 | 21 |
Stage II | 15 | 5 | 0 | 10 | ||
Stage III | 218 | 64 | 204 | 59 | ||
Stage IV | 37 | 17 | 56 | 17 | ||