Variable | OS | CSS | ||
---|---|---|---|---|
HR(95%CI) | P | HR(95%CI) | P | |
Race | ||||
 White | 1 | 0.064 | 1 | 0.025 |
 Black | 0.735 (0.543–0.996) | 0.047 | 0.691 (0.506–0.944) | 0.020 |
 Others | 0.562 (0.317–0.999) | 0.050 | 0.502 (0.273–0.924) | 0.027 |
Age (years) | ||||
  ≤ 60 | 1 |  | 1 |  |
 >60 | 1.128 (0.876–1.453) | 0.349 | 1.066 (0.821–1.385) | 0.629 |
Sex | ||||
 Female | 1 |  | 1 |  |
 Male | 0.886 (0.698–1.124) | 0.319 | 0.888 (0.693–1.139) | 0.350 |
CEA | ||||
 Normal | 1 | 0.429 | 1 | 0.281 |
 Elevated | 1.195 (0.800–1.784) | 0.385 | 1.379 (0.890–2.138) | 0.151 |
 Unknown | 1.324 (0.861–2.035) | 0.202 | 1.456 (0.911–2.328) | 0.117 |
Size (cm) | ||||
  ≤ 5 | 1 | 0.153 | 1 | 0.192 |
 >5 | 1.189 (0.922–1.533) | 0.182 | 1.157 (0.888–1.508) | 0.281 |
 Unknown | 1.455 (0.964–2.197) | 0.074 | 1.463 (0.955–2.241) | 0.081 |
Tumor number | ||||
 Solitary | 1 |  | 1 |  |
 Multiple | 1.244 (0.921–1.681) | 0.155 | 1.073 (0.772–1.492) | 0.675 |
Location | ||||
 Right colon | 1 | 0.996 | 1 | 0.939 |
 Transverse colon | 1.003 (0.675–1.492) | 0.987 | 1.038 (0.687–1.567) | 0.859 |
 Left colon | 0.989 (0.759–1.290) | 0.937 | 1.049 (0.797–1.380) | 0.734 |
Differentiation | ||||
 Grade I/II | 1 | 0.528 | 1 | 0.547 |
 Grade III/IV | 1.000 (0.754–1.326) | 0.998 | 1.013 (0.755–1.358) | 0.933 |
 Unknown | 1.221 (0.855–1.745) | 0.271 | 1.229 (0.847–1.783) | 0.278 |
pT stage | ||||
 0–2 | 1 | 0.004 | 1 | 0.002 |
 3–4 | 0.603 (0.392–0.929) | 0.022 | 0.570 (0.367–0.888) | 0.013 |
 Unknown | 1.104 (0.610–1.997) | 0.745 | 1.105 (0.602–2.028) | 0.747 |
pN stage | ||||
 N0 | 1 | 0.117 | 1 | 0.192 |
 N+ | 0.844 (0.629–1.134) | 0.261 | 0.892 (0.652–1.219) | 0.473 |
 Unknown | 1.502 (0.787–2.867) | 0.217 | 1.570 (0.796–3.097) | 0.193 |
Surgery type | ||||
 No surgery | 1 | < 0.001 | 1 | < 0.001 |
 Surgery to primary or metastatic lesion | 0.506 (0.349–0.734) | < 0.001 | 0.497 (0.337–0.735) | < 0.001 |
 Both | 0.314 (0.198–0.497) | < 0.001 | 0.330 (0.205–0.531) | < 0.001 |
 Others | 1.080 (0.259–4.509) | 0.916 | 1.201 (0.286–5.037) | 0.802 |