Variables(N) | 5-year survival,% | P-value |
---|---|---|
Age | Â | 0.053 |
  ≤ 60 | 85.9 |  |
  > 60 | 77.0 |  |
Primary tumor location | Â | 0.004 |
  Mid | 80.1 |  |
  Lower | 70.7 |  |
CEA, ng/mL* | Â | 0.001 |
  ≤ 5.0 | 84.3 |  |
  > 5.0 | 45.2 |  |
Pathologic N stage | Â | 0.003 |
  yNx | 100 |  |
  yN0 | 85.0 |  |
  yNpos | 60.3 |  |
Lymphovascular invasion | Â | 0.642 |
  Positive | 70.8 |  |
  Negative | 78.8 |  |
Perineural invasion | Â | 0.951 |
  Positive | 75.0 |  |
  Negative | 79.7 |  |
Cell differentiation | Â | 0.709 |
  Well | 75.0 |  |
  Moderately poorly | 79.7 |  |
Body mass index | Â | 0.838 |
  ≤ 22 | 73.4 |  |
  > 22 | 77.1 |  |