Table 2.
Operative data of patients in the obese, pre-obese, and non-obese
| Obese (n=9) | Preobese (n=11) | Nonobese (n=49) | P-value | |
|---|---|---|---|---|
| Approach method | ||||
| Lateral approach | 5 (55.6%) | 6 (54.5%) | 24 (49.0%) | 0.901 |
| Medial approach | 4 (44.4%) | 5 (45.5%) | 25 (51.0%) | |
| Port number | ||||
| Median (range) | 5 (5-6) | 5 (5-7) | 5 (3-7) | 0.284 |
| Wood incision (cm) | ||||
| Median (range) | 4.5 (4.0-5.5) | 4.0 (4.0-4.5) | 4.0 (3.0-6.0) | 0.007 |
| Lymph node dissection | ||||
| D2 | 8 (88.9%) | 7 (63.6%) | 32 (65.3%) | 0.356 |
| D3 | 1 (11.1%) | 4 (36.4%) | 17 (34.7%) | |
| Operative time (min) | ||||
| Median (range) | 225 (195-342) | 245 (185-420) | 224 (165-412) | 0.112 |
| Blood loss (ml) | ||||
| Median (range) | 40 (5-270) | 26 (5-115) | 25 (2-147) | 0.576 |
| Intraoperative complication | 1 (11.1%) | 3 (27.3%) | 13 (26.5%) | 0.600 |
| Hemorrhage | 0 | 2 | 6 (1)* | |
| Bowel injury | 1 | 0 | 4 | |
| Staple misfire | 0 | 0 | 1 (1)** | |
| Pneumoderma | 0 | 1 | 1 | |
| Other | 0 | 0 | 1 |
(1)*
No. of conversion to HALS
(1)**
No. of conversion to open surgery