Table 4.
Comparison of clinicopathology between not-near great vessel group (A) and near great vessel group (B)
| A | B | Statistics | P value | |
| Gender | χ2 = 0.048 | 0.826 | ||
| Male | 48 | 13 | ||
| Female | 21 | 5 | ||
| Age (yr) | 59.22 ± 10.34 | 63.11 ± 12.90 | t = 1.350 | 0.181 |
| Primary tumor size (cm) | 4.73 ± 1.84 | 5.75 ± 2.65 | t = 1.900 | 0.061 |
| Primary tumor site | χ2 = 0.519 | 0.771 | ||
| Right colon | 18 | 4 | ||
| Left colon | 23 | 5 | ||
| Rectum | 28 | 9 | ||
| Pathological type | χ2 = 0.456 | 0.500 | ||
| Non-MUC | 60 | 15 | ||
| MUC | 19 | 3 | ||
| Differentiation | χ2 = 4.581 | 0.101 | ||
| High | 16 | 3 | ||
| Medium | 42 | 8 | ||
| Low | 11 | 7 | ||
| CEA (ng/mL) | χ2 = 0.315 | 0.574 | ||
| ≤ 15 | 45 | 13 | ||
| > 15 | 24 | 5 | ||
| CA19-9 (U/mL) | χ2 = 0.654 | 0.419 | ||
| ≤ 37 | 49 | 11 | ||
| > 37 | 20 | 7 | ||
| LMN | χ2 = 0.001 | 0.971 | ||
| No | 31 | 8 | ||
| Yes | 38 | 10 | ||
| CLM distribution | χ2 = 2.546 | 0.280 | ||
| Right lobe | 32 | 5 | ||
| Left lobe | 9 | 2 | ||
| Both lobes | 28 | 11 | ||
| CLM number | χ2 = 3.206 | 0.073 | ||
| ≤ 4 | 43 | 7 | ||
| > 4 | 26 | 11 | ||
| Maximum CLM diameter (cm) | 4.04 ± 1.97 | 4.19 ± 1.69 | t = 0.309 | 0.758 |
| Postoperative chemotherapy time | χ2 = 1.766 | 0.184 | ||
| ≤ 6 mo | 59 | 13 | ||
| > 6 mo | 10 | 5 | ||
| CLM treatments | χ2 = 23.693 | 0.000 | ||
| Drug | 12 | 1 | ||
| Ablation | 21 | 2 | ||
| Intervention | 5 | 10 | ||
| Surgical resection | 31 | 5 |
MUC: Mucinous colorectal adenocarcinomas; CEA: Carcinoembryonic antigen; CA19-9: Cancer antigen 19-9; LMN: Lymph node metastases; CLM: Colorectal liver metastases.