Table I.
Clinicopathological characteristics of the study population.
| Clinicopathological characteristic | Percentage of patients (no./total) |
|---|---|
| Sex | |
| Female | 37.8 (151/399) |
| Male | 62.2 (248/399) |
| Tobacco smoke | 4.2 (5/120) |
| Alcohol consumption | 4.2 (5/120) |
| Tumour characteristics | |
| Histological type | |
| Adenocarcinoma intestinal type | 64.4 (257/399) |
| Adenocarcinoma diffuse type | 25.8 (103/399) |
| Adenocarcinoma mixed type | 9.8 (39/399) |
| Location of cancer | |
| Fundus | 14.8 (59/399) |
| Body | 44.9 (179/399) |
| Antrum-pylorus | 37.8 (151/399) |
| Site of previous gastric surgery | 2.5 (10/399) |
| Tumour extent | |
| Tis | 1.3 (5/399) |
| T1 | 17.5 (70/399) |
| T2 | 28.6 (114/399) |
| T3 | 45.4 (181/399) |
| T4 | 7.3 (29/399) |
| Nodal status | |
| N0 | 37.8 (151/399) |
| N1 | 30.3 (121/399) |
| N2 | 19.5 (78/399) |
| N3 | 12.3 (49/399) |
| TNM stage | |
| Stage 0 | 1.3 (5/399) |
| Stage I | 30.3 (121/399) |
| Stage II | 39.6 (158/399) |
| Stage III | 28.8 (115/399) |
| Tumour grading | |
| G1 | 7.1 (28/392) |
| G2 | 33.4 (131/392) |
| G3 | 59.4 (233/392) |
| Lymphatic and vascular invasion | 21.6 (86/399) |
TNM, tumor-node-metastasis; Tis, carcinoma in situ.