Table 1.
Clinical variables and preoperative data
| Number of patients | 48 |
|---|---|
| Male/female | 36/12 |
| Age (mean ± 1 SD) | 65 ± 12 |
| BMI (mean ± 1 SD) | 26 ± 4 |
| ASA (median, range) | 2 (1–3) |
| ECOG (median, range) | 0 (0–1) |
| Cortisone treatment | 1 (2%) |
| Diabetes mellitus | 6 (13%) |
| Primary tumor resected/not resected | 30/18 |
| Chemotherapy cycles (mean ± 1 SD) | 7 ± 4 |
| Response to chemotherapy/stable disease | 37/9* |
| Time (days) between last dose of chemotherapy and first intervention (median, range) | 35 (7–412) |
| Liver metastases at time of surgery (median, range) | 8 (1–23) |
| Size (mm) of the largest liver metastasis (mean ± 1 SD) | 48 ± 38 |
| Metastases in the FLR | 30 (63%) |
| Extra hepatic disease | 7 (15%) |
| Local lymph node enlargement | 2 (4%) |
| Complications after PVO | 8 (17%)** |
*One patient did not receive chemotherapy and for one patient, the response to given chemotherapy was difficult to evaluate. ** Data are lacking for one patient. Complications were grade 1 or 2 according to the Clavien-Dindo classification