Table 1.
Clinicopathological characteristics
| Characteristics | No. of patients | Percent |
|---|---|---|
| Gender | ||
| Male | 215 | 74.1 |
| Female | 75 | 25.9 |
| Age | ||
| <65 | 221 | 76.2 |
| ≥ 65 | 69 | 23.8 |
| Blood type | ||
| A | 101 | 34.8 |
| B | 73 | 25.2 |
| AB | 28 | 9.7 |
| O | 88 | 30.3 |
| Smoking | ||
| No | 128 | 44.1 |
| Yes | 162 | 55.9 |
| Drinking | ||
| No | 194 | 66.9 |
| Yes | 96 | 33.1 |
| Family history | ||
| No | 230 | 79.3 |
| Yes | 60 | 20.7 |
| Tumor location | ||
| GEJ | 8 | 2.8 |
| Upper third | 32 | 11.0 |
| Middle third | 54 | 18.6 |
| Lower third | 172 | 59.3 |
| Diffuse | 24 | 8.3 |
| Tumor size (cm) | ||
| < 5 | 115 | 39.7 |
| ≥ 5 | 175 | 60.3 |
| ypT | ||
| 0 | 9 | 3.1 |
| 1–2 | 57 | 19.6 |
| 3–4 | 224 | 77.3 |
| ypN | ||
| 0 | 100 | 34.5 |
| 1 | 49 | 16.9 |
| 2 | 79 | 27.2 |
| 3 | 62 | 21.4 |
| ypTNM | ||
| I | 52 | 17.9 |
| II | 71 | 24.5 |
| III | 167 | 57.6 |
| Histological type | ||
| Adenocarcinoma | 186 | 64.1 |
| Poorly cohesive carcinoma | 104 | 35.9 |
| Lauren classification | ||
| Intestinal | 143 | 49.3 |
| Diffuse or Mixed | 147 | 50.7 |
| Grade of differentiation | ||
| Well | 70 | 25.2 |
| Moderate or Poor | 220 | 74.8 |
| Vascular or lymphatic invasion | ||
| No | 218 | 75.2 |
| Yes | 72 | 24.8 |
| Nervous invasion | ||
| No | 222 | 76.6 |
| Yes | 68 | 23.4 |
| Neoadjuvant therapy | ||
| SOX | 214 | 73.8 |
| XELOX | 21 | 7.2 |
| FOLFOX | 55 | 19.0 |
| Adjuvant treatment | ||
| No | 31 | 10.7 |
| Yes | 259 | 89.3 |
GEJ Gastroesophageal junction