Table 2.
Pain and postoperative complications
| Conventional (n = 40) | ERP (n = 40) | Test of Sig. | p | ||
|---|---|---|---|---|---|
| Pain (VAS) scale | Median (min–max) | 4.5 (3–6) | 3 (2–5) | U = 574.50* | 0.024* |
| Mean ± SD | 4.6 ± 0.7 | 3 ± 1.2 | |||
| Surgical complications | PONV | 15 (37.5%) | 7 (17.5%) | χ2 = 0.0451 | 0.045* |
| Ileus | 6 (15%) | 5 (12.5%) | χ2 = 0.105 | 0.745 | |
| Anastomotic leak | 3 (7.5%) | 3 (7.5%) | χ2 = 0.000 | 1.000 | |
| Wound infection | 4 (10%) | 3 (7.5%) | χ2 = 0.157 | 1.000 | |
| Abdominal dehiscence | 3 (7.5%) | 2 (5%) | χ2 = 0.213 | 1.000 | |
| Bowel obstruction | 2 (5%) | 2 (5%) | χ2 = 0.000 | 1.000 | |
| Intra-abdominal abscess/peritonitis | 1 (2.5%) | 1 (2.5%) | χ2 = 0.000 | 1.000 | |
| Non-surgical complications | Cardiopulmonary | 5 (12.5%) | 4 (10%) | χ2 = 0.125 | 1.000 |
| Electrolyte imbalance | 1 (2.5%) | 1 (2.5%) | χ2 = 0.000 | 1.000 | |
* (statistically significant)