Table 2.
Clinicopathological characteristics of 55 patients
| Characteristics | N = 55 |
|---|---|
| Age (median, range) (years) | 55 (30–77) |
| Gender | |
| Male | 31 (56.4%) |
| Female | 24 (43.6%) |
| Diagnosis (WHO 2010) | |
| Tubular adenocarcinoma | 50 (90.9%) |
| Mucinous adenocarcinoma | 4 (7.3%) |
| Poorly cohesive carcinoma (Signet ring cell carcinoma) | 1 (1.8%) |
| WHO grade | |
| Well differentiated | 0 (0.0%) |
| Moderated differentiated | 20 (36.4%) |
| Poorly differentiated | 34 (61.8%) |
| Undifferentiated | 1 (1.8%) |
| Lauren classification | |
| Intestinal | 19 (34.5%) |
| Diffuse | 36 (65.5%) |
| Lymphatic invasion | 43 (78.2%) |
| Perineural invasion | 46 (83.6%) |
| Venous invasion | 15 (27.3%) |
| Microsatellite instability high | 6 (10.9%) |
| EBV infection | 4 (7.3%) |
| Stage (AJCC 7th) | |
| II | 14 (25.5%) |
| III | 41 (74.5%) |
| Disease progression | 23 (41.8%) |
| Death | 21 (38.2%) |
| PFS (months) (median, range) | 65.4 (4.0–102.9) |
| OS (months) (median, range) | 85.4 (13.3–107.9) |
WHO world health organization, AJCC American joint committee of cancer, PFS progression-free survival, OS overall survival