Table 1 Correlation between EM and clinicopathological features in Colorectal Cancer
From: The extramural metastasis might be categorized in lymph node staging for colorectal cancer
Factors | Extramural Metastasis(EM) | P-value | |
|---|---|---|---|
| Â | Positive (n = 167,%) | Negative (n = 1,048,%) | Â |
Age(years) | Â | Â | 0.093 |
   < 58 | 94(56.3) | 520(49.6) |  |
   ≥58 | 73(43.7) | 528(50.4) |  |
Gender | Â | Â | 0.677 |
   Male | 98(58.7) | 597(57.0) |  |
   Female | 69(41.3) | 451(43.0) |  |
Tumor size | Â | Â | 0.003 |
   < 5 cm | 88(52.7) | 676(64.5) |  |
   ≥ 5 cm | 79(47.3) | 372(35.5) |  |
Location | Â | Â | 0.100 |
   Colon | 73(43.7) | 530(50.6) |  |
   Rectum | 94(56.3) | 518(49.4) |  |
Differentiation | Â | Â | 0.411 |
   Well | 16(9.6) | 89(8.5) |  |
   Moderately | 111(66.5) | 754(71.9) |  |
   Poorly | 40(24.0) | 205(19.6) |  |
Invasive Depth | Â | Â | < 0.001 |
   T1 | 3(1.8) | 58(5.5) |  |
   T2 | 19(11.4) | 195(18.6) |  |
   T3 | 45(26.9) | 339(32.3) |  |
   T4 | 100(59.9) | 456(43.5) |  |
Lymph Node Metastasis | Â | Â | < 0.001 |
   N0 | 71(42.5) | 626(59.7) |  |
   N1 | 55(32.9) | 266(25.4) |  |
   N2 | 41(24.6) | 154(14.7) |  |
Peritoneal metastasis | Â | Â | 0.032 |
   Yes | 21(12.6) | 80 (7.6) |  |
   No | 146(87.4) | 968(92.4) |  |
Liver metastasis | Â | Â | 0.232 |
   Yes | 27(16.2) | 134(12.8) |  |
   No | 140(83.8) | 914(87.2) |  |