Table 1 Characteristics of the patients who underwent concurrent resection of the primary tumor and liver metastases
| Age (years) | |
| Median (range) | 67 (33–78) |
| Gender | |
| Male | 13 |
| Female | 11 |
| Location of the primary tumor | |
| Colon | 15 |
| Rectum | 9 |
| Histological type | |
| Well/Moderately differentiated tubular adenocarcinoma | 23 |
| Mucinous | 1 |
| Number of liver metastases | |
| 1 | 16 |
| 2 | 4 |
| ≥ 3 | 4 |
| Maximum size of the metastatic tumor (cm) | |
| Median (range) | 2.4 (0.4–8.0) |