TABLE 1.
Resection types for the matched and unmatched cohorts
| Robotic liver resection [n = 51] | Open liver resection [n = 145] | |||
|---|---|---|---|---|
| Wedge resection (n) | Segmental resection (n) | Wedge resection (n) | Segmental resection (n) | |
| Unmatched cohorts | ||||
| Segment 1 | – | – | – | 7 |
| Segment 4A | – | – | 5 | 5 |
| Segment 7 | 8 | 4 | 7 | 7 |
| Segment 8 | 7 | 5 | 7 | 23 |
| Combinationa | 27 | 84 | ||
| Robotic liver resection [n = 31] | Open liver resection [n = 31] | |||
| Wedge resection (n) | Segmental resection (n) | Wedge resection (n) | Segmental resection (n) | |
| Matched cohorts | ||||
| Segment 1 | – | – | – | 1 |
| Segment 4A | – | – | 1 | – |
| Segment 7 | 3 | 3 | 2 | 2 |
| Segment 8 | 3 | 2 | 1 | 4 |
| Combinationa | 20 | 20 | ||
a
Combination of wedge resections/segmental resections of the posterosuperior segments or in combination with wedge resections/segmental resections from other segments