Table 2.
Demographic characteristics.
| Chronic | Precancerous lesions | Gastric cancer | P value | |
|---|---|---|---|---|
| (n = 44) | (n = 52) | (n = 70) | ||
| Age: mean | 43 ± 1.6 | 46 ± 2.4 | 52 ± 1.2 | 0.192 |
| Gender: male/female (%) | 63.6/32.4 | 46.2/43.8 | 45.2/44.8 | 0.082 |
| Pathological characteristic of gastric cancer patients (n = 70) | ||||
| Location of tumor n (%) | ||||
| Upper | 12 (17.15) | |||
| Middle | 36 (51.42) | |||
| Lower | 22 (31.43) | |||
| Tumor size n (%) | ||||
| <70 mm | 18 (25.72) | |||
| ≥70 mm | 52 (74.28) | |||
| Histologic type n (%) | ||||
| Differentiated | 54 (77.14) | |||
| Undifferentiated | 16 (22.86) | |||
| Lymphatic invasion n (%) | ||||
| Absent | 46 (65.71) | |||
| Present | 24 (34.29) | |||
| Vascular invasion n (%) | ||||
| Absent | 62 (88.57) | |||
| Present | 8 (11.43) | |||
| Pathological T stage n (%) | ||||
| T1-T2 | 22 (31.43) | |||
| T3-T4 | 48 (68.57) | |||
| Pathological TNM stage n (%) | ||||
| I | 8 (11.43) | |||
| II | 14 (20.0) | |||
| III | 36 (51.43) | |||
| IV | 12 (17.14) | |||
| Residual tumor n (%) | ||||
| No residual tumor | 52 (74.28) | |||
| Microscopic | 6 (8.57) | |||
| Gross (unresectable) | 12 (17.14) | |||
| CEA n (%) | ||||
| <5.0 (ng/ml) | 42 (60.0) | |||
| ≥5.0 (ng/ml) | 28 (34.29) | |||
Comparisons between the groups were done by using ANOVA. P < 0.05 considered as statistically significant.