Table 2 Perioperative results
Variable | TA Group (n = 56) | MA Group (n = 50) | χ2, t or Z | p value |
|---|---|---|---|---|
Blood loss (ml), median (IQR) | 20.0 (5.0–40.0) | 100 (50.0–150.0) | Z = 7.137 | < 0.001 |
Operation time (min), means ± SD | 128.4 ± 16.7 | 145.6 ± 20.3 | t = 4.784 | < 0.001 |
Cancer size (cm), median (IQR) | 4.0 (3.5–5.5) | 5.0 (3.5–6.0) | Z = 1.490 | 0.136 |
Intraoperative conversion, n (%) | 0 | 3 (6.0%) | χ2 = 1.620 | 0.203 |
Lymph node harvest, median (IQR) | 29.5 (18.0–41.8) | 26.0 (18–35) | Z = 0.874 | 0.382 |
The first flatus (days), median (IQR) | 3.0 (2.0–4.0) | 3.0 (3.0–4.0) | Z = 0.976 | 0.329 |
Postoperative hospitalization (days), means ± SD | 10.4 ± 2.6 | 10.7 ± 3.0 | t = 0.667 | 0.506 |
Complication, n (%) | 8 (14.3%) | 9 (18.0%) | χ2 = 0.271 | 0.603 |
Pneumonia | 6 | 4 | ||
Ileus | 2 | 3 | ||
Wound infection | 0 | 1 | ||
Anastomotic stenosis | 0 | 1 |