Table 3.
Univariate analysis of correlation between clinicopathological parameters and 5-year overall survival
| Clinicopathological characteristic | n | OS rate | χ2 | P value |
| Gender | 1.225 | 0.268 | ||
| Male | 172 | 90.90% | ||
| Female | 149 | 90.10% | ||
| Age (yr) | 6.103 | 0.013 | ||
| ≥ 60 | 174 | 86.50% | ||
| < 60 | 147 | 95.50% | ||
| Smoking | 0.429 | 0.513 | ||
| No | 279 | 91.00% | ||
| Yes | 42 | 87.50% | ||
| Preoperative CEA (ng/mL) | 13.594 | 0.000 | ||
| < 5 | 284 | 92.70% | ||
| ≥ 5 | 37 | 78.40% | ||
| Preoperative CA199 (ng/mL) | 7.229 | 0.007 | ||
| < 9 | 173 | 94.70% | ||
| ≥ 9 | 148 | 85.70% | ||
| Preoperative CA724 (ng/mL) | 0.012 | 0.912 | ||
| < 2 | 163 | 87.40% | ||
| ≥ 2 | 158 | 93.20% | ||
| Granulocyte absolute value | 1.613 | 0.204 | ||
| < 2.2 | 32 | 85.00% | ||
| ≥ 2.2 | 289 | 91.00% | ||
| D-dimer | 0.001 | 0.979 | ||
| < 0.21 | 158 | 88.80% | ||
| ≥ 0.21 | 163 | 91.90% | ||
| Preoperative hemoglobin | 0.907 | 0.341 | ||
| < 132 | 154 | 89.10% | ||
| ≥ 132 | 167 | 91.70% | ||
| Vascular invasion | 12.955 | 0.000 | ||
| No | 313 | 91.60% | ||
| Yes | 8 | 40.00% | ||
| Tumor location | 1.121 | 0.290 | ||
| Rectum | 170 | 89.80% | ||
| Colon | 151 | 91.90% | ||
| Tumor size (cm) | 0.210 | 0.647 | ||
| < 3 | 190 | 90.00% | ||
| ≥ 3 | 131 | 91.20% | ||
| Differentiation degree | 6.825 | 0.009 | ||
| High/moderate | 307 | 91.30% | ||
| Low | 14 | 78.60% | ||
| Tumor general type | 3.149 | 0.207 | ||
| Protruded | 228 | 91.80% | ||
| Infiltration | 10 | 100.00% | ||
| Ulcer | 83 | 86.20% | ||
| Tumor tissue type | 1.828 | 0.176 | ||
| Non-adenocarcinoma | 9 | 75.00% | ||
| Adenocarcinoma | 312 | 91.30% | ||
| Lymph node metastasis | 24.180 | 0.000 | ||
| No | 294 | 93.20% | ||
| Yes | 27 | 65.20% |