Table 2 Surgical results and bowel function analysis between left hemicolon sparing and extensive resection
Variable | LHS group (n = 103) | EXT group (n = 35) | P |
|---|---|---|---|
Operative type | |||
Open | 41 (39.8) | 14 (40.0) | 0.984 |
Laparoscopic | 62 (60.2) | 21 (60.0) | |
Operative time, mean ± SD, min | 268.6 ± 92.2 | 316.9 ± 120.7 | 0.015 |
Blood loss, median, range, mL | 100 (20–600) | 100 (30–600) | 0.506 |
Postoperative complications (Grade II-V) | 9 (8.7) | 4 (11.4) | 0.892 |
Ileus | 2 (1.9) | 1 (2.9) | 1.000 |
Anastomotic leakage | 5 (4.9) | 2 (5.7) | 1.000 |
Sigmoid-rectal | 4 (3.9) | - | |
Ileo-colonic | 1 (1.0) | - | |
Ileo-sigmoid/ileo-rectal | - | 2 (5.7) | |
Cerebral infarction | 1 (1.0) | 0 (0.0) | 1.000 |
Abdominal incision infection | 1 (1.0) | 1 (2.9) | 0.444 |
Re-operation | 4 (3.9) | 1 (2.9) | 1.000 |
Mortality | 0 (0) | 0 (0) | 1.000 |
Postoperative hospital stay, median, range, days | 10 (3–34) | 11 (6–38) | 0.101 |
Metachronous colorectal cancer | 0 (0) | 0 (0) | 1.000 |
Anal function | |||
LARS score | 0.037 | ||
No LARS | 45 (86.5) | 16 (80.0) | |
Minor LARS | 5 (9.6) | 0 (0.0) | |
Major LARS | 2 (3.8) | 4 (20.0) | |
Number of daily bowel movements (mean ± SD) | 1.3 ± 0.6 | 3.8 ± 2.3 | 0.000 |