Table 2 Operative data for the 728 patients under study according to treatment group
Open resection n = 364 | Laparoscopic resection n = 364 | P | |
|---|---|---|---|
Conversion | – | 36 (9.9) | |
Extent of surgery | 0.433 | ||
Right hemicolectomy | 136 (37.4) | 133 (36.5) | |
Left hemicolectomy | 84 (23.1) | 101 (27.7) | |
Rectal resection | 123 (33.8) | 104 (28.7) | |
Abdominoperineal excision | 13 (3.5) | 15 (4.1) | |
Others | 8 (2.2) | 11 (3) | |
No. of excised nodes, mean ± SD | 19.8 ± 11 | 21.4 ± 10.8 | 0.049 |
Stoma formation | 0.527 | ||
Ileostomy | 64 (17.6) | 51 (14) | |
Colostomy | 15 (4.1) | 19 (5.2) | |
30-day postoperative morbidity | 132 (36.3) | 124 (34.1) | 0.587 |
Clavien–Dindo ≥ III | 25 (6.9) | 24 (6.6) | 0.476 |
Anastomotic leakage | 15 (4.1) | 17 (4.7) | 0.603 |
Abdominal bleeding | 7 (1.9) | 3 (0.8) | |
Gastrointestinal bleeding | 7 (1.9) | 7 (1.9) | |
Length of hospital stay, days, median (IQR) | 9 (6–11) | 7 (5–9) | < 0.001 |
Reiterative surgery | 14 (3.9) | 18 (4.9) | 0.589 |
Unplanned readmission | – | 5 (1.4) | 0.590 |
30-day postoperative mortality | 4 (1.1) | 1 (0.3) | 0.187 |