Table 4.
Multivariate analysis of variables predicting recurrence-free survival with Cox’s proportional hazard model
| Factors | Univariate p value | Multivariate | |
|---|---|---|---|
| Hazard ratio (95 % CI) | p value | ||
| pT (pT1 or ≥pT2) | 0.050 | 1.09 (0.44–2.69) | 0.859 |
| pN (pN0 or pN1) | 0.015 | 1.04 (0.28–3.83) | 0.952 |
| pStage (pStageI vs other) | 0.021 | 1.62 (0.29–8.93) | 0.580 |
| Lymphatic invasion (+) or (−) | 0.025 | 1.27 (0.32–4.98) | 0.740 |
| Venous invasion (+) or (−) | 0.009 | 1.62 (0.74–3.55) | 0.230 |
| Histological type (poor or others) | 0.770 | ||
| Infiltrative growth pattern (INF-c or other) | 0.067 | ||
| CXCR2(+)/complication(+) or other | 0.001 | 2.51 (1.18–5.35) | 0.017 |
CI confidence interval