Table 1.
Patient information
| Cohort | RASSF10 promoter methylation | RASSF10 promoter unmethylation |
|---|---|---|
| Gender | ||
| Male | 58 | 143 |
| Female | 33 | 66 |
| Age at surgery | ||
| ≤ 60 | 61 | 119 |
| > 60 | 30 | 90 |
| Tumor size | ||
| < 4.0 | 11 | 28 |
| ≥ 4.0 | 80 | 181 |
| Tumor location | ||
| Upper third | 22 | 49 |
| Middle third | 29 | 52 |
| Lower third | 37 | 93 |
| More than 2/3 stomach | 3 | 15 |
| Depth of tumor invasion (T stage) | ||
| T1 | 0 | 3 |
| T2 | 9 | 19 |
| T3 | 56 | 130 |
| T4 | 26 | 57 |
| Number of metastatic lymph nodes (N stage) | ||
| N0 | 18 | 61 |
| N1 | 33 | 73 |
| N2 | 20 | 44 |
| N3 | 20 | 31 |
| Location of lymph node metastasis | ||
| No | 18 | 61 |
| Perigastric | 30 | 65 |
| Extragastric | 43 | 83 |
| Lauren classification | ||
| Intestinal | 20 | 62 |
| Diffuse | 68 | 143 |
| Mixed | 3 | 4 |