Table 4.
Multivariate analysis
| Hazard ratio | 95% CI | P | |
| Number of LN meta | 1.3104 | 0.4075-4.2137 | 0.6501 |
| Venous invasion | 0.9642 | 0.3335-2.7882 | 0.9464 |
| Peritoneal washing cytology | 3.6262 | 1.3743-9.5683 | < 0.01 |
CI: Confidence interval.
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