Table 1. Characteristics of patients with gastric cancer.
| Variable | Patients without PM | Patients with PM |
| Age (years) | 68 (34-87) | 65 (37-76) |
| Gender | ||
| M | 22 | 11 |
| F | 18 | 9 |
| Depth of invasion | ||
| pT1 | 8 | |
| pT2 | 11 | |
| pT3 | 10 | |
| pT4 | 11 |
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