Table 1 Clinical features of all patients included in this study
Clinicopathological features | TCGA database (n = 40) | Collected tissue samples (n = 50) |
|---|---|---|
Age (year) | ||
  < 60 | 7 | 16 |
  ≥ 60 | 33 | 34 |
Gender | ||
 Female | 16 | 17 |
 Male | 24 | 33 |
T Stage | ||
 T1-2 | 19 | 13 |
 T3-4 | 21 | 37 |
Nodal stage | ||
 N0 | 16 | 13 |
 N1 + N2 | 24 | 37 |
Metastasis | ||
 M0 | 36 | 43 |
 M1 | 2 | 7 |
 MX | 2 | 0 |
Grade | ||
 G2 | 15 | 19 |
 G3 | 24 | 31 |
 GX | 1 | 0 |
Stage | ||
 I + II | 28 | 20 |
 III + IV | 12 | 30 |