Table 1.
Demographic and clinical characteristics of TCGA-STAD cohort. (n = 385).
| Characteristics | Number of sample size (%) | |
|---|---|---|
| Age (years) | No | Percentage |
| ≤55 | 69 | 17.92% |
| >55 | 316 | 82.08% |
| Gender | ||
| Female | 145 | 37.66% |
| Male | 240 | 62.34% |
| T stage | ||
| T1 | 18 | 4.68% |
| T2 | 81 | 21.04% |
| T3 | 177 | 45.97% |
| T4 | 100 | 25.97% |
| Tx & Unknown | 9 | 2.34% |
| M stage | ||
| M0 | 344 | 89.35% |
| M1 | 27 | 7.01% |
| Mx & Unknown | 14 | 3.64% |
| N stage | ||
| N0 | 116 | 30.13% |
| N1 | 103 | 26.75% |
| N2 | 77 | 20.00% |
| N3 | 75 | 19.48% |
| Nx & Unknown | 14 | 3.64% |
| Clinical Stage | ||
| I | 50 | 12.99% |
| II | 115 | 29.87% |
| III | 161 | 41.81% |
| IV | 37 | 9.61% |
| Unknown | 22 | 5.71% |
| Histologic grade | ||
| G1 | 8 | 2.08% |
| G2 | 134 | 34.80% |
| G3 | 236 | 61.30% |
| Gx & Unknown | 7 | 1.82% |
| Vital status | ||
| Death | 248 | 64.42% |
| Survival | 137 | 35.58% |
| Race | ||
| Asian | 79 | 20.52% |
| Black | 11 | 2.86% |
| White | 245 | 63.64% |
| Unknown | 50 | 12.99% |
| Total | 385 | 100% |