Parameters | 5-year LR | p value | Hazard ratio (95% CI) | p value |
---|---|---|---|---|
Age | Â | 0.412 | Â | 0.755 |
  < 57 | 18.8% |  | reference |  |
 ≥ 57 | 9.0% |  | — |  |
Stage | Â | 0.723 | Â | 0.998 |
 II | 14.1% |  | reference |  |
 III | 14.1% |  | — |  |
T stage | Â | 0.584 | Â | 0.806 |
 T2 | 0% |  | reference |  |
 T3 | 12.2% |  | — |  |
 T4 | 17.7% |  | — |  |
N stage | Â | 0.917 | Â | 0.898 |
 0 | 14.1% |  | reference |  |
 1 | 13.5% |  | — |  |
 2 | 14.9% |  | — |  |
APR | Â | 0.121 | Â | 0.134 |
 No | 9.9% |  | reference |  |
 Yes | 20.2% |  | — |  |
Anal verge (cm) | Â | 0.523 | Â | 0.341 |
 ≤5 | 14.7% |  | reference |  |
 6–10 | 11.1% |  | — |  |
  > 10 | 20.5% |  | — |  |
Pretreatment CEA level | Â | 0.002 | Â | 0.004 |
  < 10 ng/mL | 6.6% |  | reference |  |
 ≥ 10 ng/mL | 33.9% |  | 5.340 (1.682–16.955) |  |