Table 1.
Clinicopathological characteristics of patients
| Peritoneal metastasis group (n=200) | Non-metastasis group (n=200) | p Value | |
|---|---|---|---|
| Gender—no. (%) | |||
| Male | 120 (60%) | 120 (60%) | >0.9999 |
| Female | 80 (40%) | 80 (40%) | |
| Age—no. (%) | |||
| <65 | 150 (75%) | 110 (55%) | 0.323 |
| ≥65 | 50 (25%) | 90 (45%) | |
| Tumor Location—no. (%) | |||
| Middle third | 160 (80%) | 160 (80%) | >0.9999 |
| Lower third | 4 (20%) | 40 (20%) | |
| Maximal length of tumor—no. (%) | |||
| < 5 cm | 0 (0) | 20 (10%) | 0.4872 |
| ≥ 5 cm | 200 (100%) | 180 (90%) | |
| Macroscopic Types—no. (%) | |||
| 3 | 160 (80%) | 160 (80%) | >0.9999 |
| 4 | 40 (20%) | 40 (20%) | |
| Histological Types—no. (%) | |||
| Differentiated | 22 (11%) | 111 (55.5%) | <0.0001 |
| Undifferentiated | 178 (89%) | 89 (45.5%) | |
| Resection —no. (%) | |||
| R 0 | 0 (0) | 151 (75.5%) | <0.0001 |
| R 1 | 200 (100%) | 49 (24.5%) | |
| Overall Post-surgery Survival (month) | |||
| Range | 3-12 | 36-60 | <0.0001 |
| Median | 8.7 | 56.25 |