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Multivariate Cox regression analysis of variables related to tumor recurrence at univariate analysis
| Variable | Relative risk of recurrence (95% CI) |
P* |
|---|---|---|
| Tumor size | ||
| > 5 cm vs. ≤5 cm | 2.366 (1.186-4.720) | 0.015 |
| CIMP | ||
| positive vs. negative | 3.581 (1.473-8.710) | 0.005 |
*95% CIs and P values were calculated by the Cox proportional hazards regression analysis.
