| Univariate analysis | Multivariate analysis | ||||
---|---|---|---|---|---|---|
Characteristics | HR | 95% CI | P value* | HR | 95% CI | P value* |
Age, years | 1.014 | 1.001 to 1.028 | 0.038 | 0.998 | 0.985-1.012 | 0.764 |
Sex | Â | Â | Â | Â | Â | Â |
 Male vs. Female | 1.212 | 0.902 to 1.629 | 0.202 | - | - | - |
Tumor location | Â | Â | Â | Â | Â | Â |
 Upper vs. Middle vs. Lower | 0.980 | 0.558 to 1,611 | 0.318 | - | - | - |
Tumor Grade | Â | Â | Â | Â | Â | Â |
 Grade 1 vs. 2 vs. 3 | 1.668 | 1.085 to 2.166 | 0.056 | - | - | - |
pTNM stage | Â | Â | Â | Â | Â | Â |
 Stage IIA vs. Stage IIB | 2.283 | 1.600 to 3.257 | <0.001 | 2.191 | 1.533 to 3.132 | <0.001 |
Cyfra21-1 level | Â | Â | Â | Â | Â | Â |
 Low vs. High | 7.439 | 5.178 to 10.686 | <0.001 | 7.149 | 4.961 to 10.303 | <0.001 |
SCC-Ag level | Â | Â | Â | Â | Â | Â |
 Low vs. High | 3.940 | 2.229 to 6.964 | <0.001 | 2.926 | 1.655 to 5.175 | <0.001 |