Table 5.
Patient Demographics, Preoperative Characteristics, and Outcomes of 42 Robotic-Assisted Right Colectomy in Comparison Between Intracorporeal (IA) and Extracorporeal (EA) Anastomosis
| Variable | EA (n = 19) | IA (n = 23) | P-value |
|---|---|---|---|
| Age (years), mean ± SD | 68 ± 5.9 | 65 ± 11.9 | .521 |
| Sex, n | .976 | ||
| Female | 10 (52.6%) | 12 (52.1%) | |
| Male | 9 (47.4%) | 11 (47.9%) | |
| BMI (kg/m2), mean ± SD | 27 ± 5.1 | 25 ± 4.4 | .367 |
| BMI ≥ 30 kg/m2, n | 5 (26.3%) | 7 (30.4%) | |
| ASA group, n | |||
| 1 or 2 | 12 (63.1%) | 12 (52.1%) | .474 |
| 3 or 4 | 7 (36.9%) | 11 (47.9%) | |
| Preoperative diagnosis, n | |||
| Benign neoplasm | 2 (10.5%) | 8 (34.7%) | .083 |
| Malignant neoplasm | 17 (89.5%) | 15 (65.3%) | |
| Localization of the neoplasm, n | .143 | ||
| Cecum/ascending colon | 12 (63.1%) | 20 (86.9%) | |
| Right flexure/proximal transverse, n | 7 (36.9%) | 3 (13.1%) | |
| Conversion to open surgery, n | 0 | 0 | |
| EBL (mL), mean ± SD | 41 ± 30 | 11 ± 9 | .007 |
| Surgery duration (min), mean ± SD | 201 ± 23 | 192 ± 27.4 | .377 |
| Intraoperative complications, n | 0 | 2 (8.6%) | .492 |
| Postoperative complications, n | |||
| Overall | 4 (21%) | 5 (21.7%) | 1 |
| Clavien ≥ 3 | 3 (15.7%) | 1 (4.3%) | .313 |
| Reoperation, n | 3 (15.7%) | 1 (4.3%) | .313 |
| Hospital LOS (days) | .529 | ||
| Mean ± SD | 5.5 ± 3 | 6.2 ± 2.9 | |
| Median, range | 5 (2–16) | 5 (3–16) | |
| Readmission, n | 1 (5.2%) | 2 (8.6%) | 1 |
| Tumor T stage, n | .146 | ||
| T0–2 | 10 (52.6%) | 15 (65.2%) | |
| T3–4 | 9 (47.4%) | 8 (34.8%) | |
| Tumor size (mm), mean ± SD | 39 ± 19 | 35 ± 20 | .639 |
| N stage | .188 | ||
| N+, n | 5 (26.3%) | 4 (17.3%) | |
| Lymph node harvested (n), mean ± SD | 27 ± 13 | 24 ± 9 | .694 |
ASA, American Society of Anesthesiologists; IA, intracorporeal anastomosis; EA, extracorporeal anastomosis; EBL, estimated blood loss; LOS, length of stay.