Table 4.
Patient characteristics.
| Patient Characteristics | Number of Patients (%) |
|---|---|
| All patients in the study | 71 (100%) |
| Gender | |
| Female | 29 (41%) |
| Male | 42 (59%) |
| Mean age at liver surgery (min-max) | 62.7 (29–77) years |
| Extent of liver surgery | |
| R0 resection | 38 (54%) |
| R1 resection | 21 (30%) |
| RFA 1 | 11 (16%) |
| Adjuvant chemotherapy | |
| Yes | 55 (77%) |
| No | 16 (23%) |
| Adjuvant biological therapy (bevacizumab or cetuximab) | |
| Yes | 15 (21%) |
| No | 56 (79%) |
| Tumor grade (available in 44 pts.) | |
| Grade 1 | 15 (21%) |
| Grade 2 | 23 (32%) |
| Grade 3 | 6 (9%) |
| Number of liver metastases | |
| 1 | 35 (49%) |
| ≥2 | 36 (51%) |
| Mean size of metastases (min-max) | 38.5 (6–130) mm |
| Extrahepatic disease | |
| Yes | 4 (6%) |
| No | 67 (94%) |
1 Radiofrequency ablation.