Table 2.
Intraoperative and postoperative outcomes
| Parameters | TVSE (n = 45) | LAP (n = 45) | p value |
|---|---|---|---|
| Type of operation, n (%) | 0.832 | ||
| Anterior resection | 25 (55.6) | 26 (57.8) | |
| Low anterior resection | 20 (44.4) | 19 (42.2) | |
| Operation time, min (mean ± SD) | 149.1 ± 26.3 | 131.8 ± 18.3 | < 0.001 |
| Estimated blood loss, mL (mean ± SD) | 64.9.0 ± 36.5 | 79.5 ± 43.7 | 0.087 |
| Intraoperative morbidity, n (%) | 4 (8.8) | 3 (6.6) | 0.694 |
| Pain score, VAS (mean ± SD) | 4.1 ± 1.3 | 5.3 ± 1.6 | 0.004 |
| Additional analgesics required, n (%) | 3 (6.7) | 12 (26.7) | 0.021 |
| Time to first flatus, day (mean ± SD) | 1.8 ± 0.7 | 2.1 ± 0.5 | 0.045 |
| Time to regular diet, day (mean ± SD) | 2.1 ± 0.9 | 2.3 ± 1.1 | 0.280 |
| Hospital stay after surgery, day (mean ± SD) | 8.5 ± 2.8 | 9.8 ± 4.9 | 0.115 |
| Total hospital cost, US dollars (mean ± SD) | 9014.5 | 9448.6 | 0.159 |
| Total complications, n (%) | 4 (8.9) | 7 (15.6) | 0.522 |
| Wound infection | 0 | 2 | |
| Pulmonary infection | 2 | 1 | |
| Intra-abdominal abscess | 1 | 1 | |
| Anastomotic leakage | 1 | 2 | |
| Ileus | 0 | 1 |
TVSE totally robotic anterior resection with transvaginal specimen extraction, LAP robotic anterior resection with minilaparotomy, SD standard deviation; VAS visual analogue scale