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| Parameters | Laparoscopic (n=8) | Open (n=12) | P value |
|---|---|---|---|
| Planned resection volume (mL), median | 40.0 | 25.5 | 0.068 |
| Intraoperative resection volume (mL), median | 32.5 | 39.0 | 0.361 |
| Ratio of planned and intraoperative resection volume, median | 1.11 | 0.93 | 0.361 |
| Minimal resection margin (mm), median | 2.0 | 1.5 | 1.000 |
| Postoperative complications, n | 0.530 | ||
| Grade 0 | 6 | 5 | |
| Grade I | 0 | 0 | |
| Grade II | 1 | 2 | |
| Grade IIIa | 0 | 1 | |
| Grade IIIb | 0 | 0 | |
| Grade IVa | 0 | 1 |
