Table 3. Multivariate Cox proportional regression analyses results.
| Variable | Dummy variable result | Continuous variable result | ||
|---|---|---|---|---|
| HR(95% CI) | p-value | HR(95% CI) | p-value | |
| Sex | ||||
| Male | 1.00 | 1.00 | ||
| Female | 0.74 (0.49–1.10) | 0.138 | 0.72 (0.49–1.08) | 0.11 |
| Tumor length (cm) | ||||
| ≤3 | ||||
| >3 | 1.52 (1.05–2.21) | 0.026 | 1.53 (1.06–2.22) | 0.025 |
| Tumor classification | 1.60 (1.21–2.13) | <0.001 | ||
| Tis/T1 | 1.00 | |||
| T2 | 4.02 (1.43–11.33) | 0.009 | ||
| T3 | 4.82 (1.72–13.50) | 0.003 | ||
| T4 | 7.22 (1.93–27.00) | 0.003 | ||
| Lymph node classification | 1.37 (1.18–1.60) | <0.001 | ||
| N0 | 1.00 | |||
| N1 | 1.67 (1.16–2.42) | 0.006 | ||
| N2 | 2.21 (1.48–3.30) | <0.001 | ||
| N3 | 2.14 (1.13–4.07) | 0.02 | ||