Variable | Univariate analysis | Â | Multivariate analysis | ||||
---|---|---|---|---|---|---|---|
HR | 95% CI | P-value | Â | HR | 95% CI | P-value | |
Overall survival | |||||||
 Gender | 1.257 | 0.878–1.800 | 0.211 |  |  |  |  |
 Age (years) | 0.900 | 0.632–1.282 | 0.559 |  |  |  |  |
 Tumor site | 0.963 | 0.777–1.193 | 0.730 |  |  |  |  |
 Tumor size(cm) | 0.792 | 0.553–1.136 | 0.205 |  |  |  |  |
 Tumor differentiation | 1.187 | 0.915–1.539 | 0.197 |  |  |  |  |
 Lymph node state | 2.673 | 1.867–3.826 | < 0.001 |  | 1.728 | 1.166–2.561 | 0.006 |
 Distant metastasis | 6.534 | 4.285–9.961 | < 0.001 |  | 4.993 | 3.198–7.796 | < 0.001 |
 IMPDH2 expression | 2.427 | 1.633–3.607 | < 0.001 |  | 1.891 | 1.248–2.866 | 0.003 |