Table 3.
Multivariate analysis of prognostic factors using the Cox proportional hazard model
| Prognostic factors | HR | 95% CI Lower limit |
95% CI Upper limit |
P |
|---|---|---|---|---|
|
T factor (T2–T4/T1) |
5.593 | 1.183 | 26.452 | 0.030 |
|
N factor (N+/N−) |
2.535 | 0.643 | 9.991 | 0.184 |
|
Ly factor (Ly+/Ly−) |
0.364 | 0.098 | 1.361 | 0.133 |
|
V factor (V+/V−) |
3.351 | 1.030 | 10.903 | 0.045 |
|
Histological type (tub1, tub2/por, sig, others) |
0.481 | 0.184 | 1.258 | 0.136 |
|
Tumor size (> 34 mm/< 34 mm) |
2.499 | 0.627 | 9.960 | 0.194 |
|
The number of positive lymph nodes (> 1/≦1) |
0.481 | 0.133 | 1.739 | 0.265 |
CI, confidence interval; HR, hazard ratio