| Segment | Case | Time (min) | Intraoperative blood loss (ml) |
| T4/5 | 3 | 195 ± 43 | 412 ± 81 |
| T5/6 | 2 | 215 ± 55 | 419 ± 76 |
| T7/8 | 3 | 203 ± 47 | 413 ± 79 |
| T8/9 | 3 | 196 ± 32 | 450 ± 87 |
| T9/10 | 4 | 209 ± 33 | 508 ± 80 |
| T10/11 | 3 | 205 ± 38 | 410 ± 75 |
| T10/11 | 6 | 185 ± 42 | 400 ± 82 |