Research Article
Tumor Regression Grade Predicts Survival in Locally Advanced Gastric Adenocarcinoma Patients with Lymph Node Metastasis
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 | Tumor location | | | L | 172 | 59.3 | M | 54 | 18.6 | U | 32 | 11.0 | GEJ | 8 | 2.8 | 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 | Mucinous or signet ring cell 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 | Mandard TRG | | | 1 | 9 | 3.1 | 2 | 84 | 29.0 | 3 | 90 | 31.0 | 4 | 85 | 29.3 | 5 | 22 | 7.6 | Neoadjuvant therapy | | | SOX | 214 | 73.8 | XELOX | 21 | 7.2 | FOLFOX | 55 | 19.0 | Adjuvant treatment | | | No | 31 | 10.7 | Yes | 259 | 89.3 |
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