Factors | LAC-E group | LAC-NE group | P-value |
---|---|---|---|
(n = 85) | (n = 358) | ||
Pathological findings | |||
Tumor location | |||
Right colon | 38 (44%) | 116 (32%) | NS |
Left colon | 15 (18%) | 92 (26%) | |
Rectum | 32 (38%) | 150 (42%) | |
Tumor differentiation | |||
Well/moderately | 75 (88%) | 325 (91%) | NS |
Poorly/mucinous | 10 (12%) | 33 (9%) | |
Tumor size (mm, mean ± SD) | 47 ± 21 | 41 ± 20 | NS |
pT stage | |||
T0-T1 | 13 (15%) | 94 (26%) | < .05 |
T2-T4 | 72 (85%) | 264 (74%) | |
pN stage | |||
N0 | 50 (59%) | 233 (65%) | NS |
N1-N2 | 35 (41%) | 125 (35%) | |
TNM Stage | |||
0-II | 47 (55%) | 226 (63%) | NS |
III-IV | 38 (45%) | 132 (37%) | |
Short-term outcomes | |||
Operative time (min, mean ± SD) | 249 ± 87 | 288 ± 118 | < .01 |
Blood loss (g, mean ± SD) | 97 ± 124 | 125 ± 223 | NS |
Intraoperative complication | 0 | 1 | NS |
Conversion to open surgery | 0 | 1 | NS |
Days to solid diet (days, mean ± SD) | 4.1 ± 2 | 4.5 ± 4 | NS |
Length of hospital stay (days, mean ± SD) | 23 ± 39 | 18.2 ± 16 | NS |
Postoperative complication | |||
Mortality | 0 | 0 | NS |
Overall morbidity (CD grade 2 or more) | 12 (14%) | 32 (9%) | NS |
Anastomotic leakage | 0 | 4 (1%) | NS |
Bowel obstruction | 5 (6%) | 9 (3%) | NS |
Enterocolitis | 3 (4%) | 7 (2%) | NS |
Intraabdominal abscess | 2 (2%) | 6 (2%) | NS |
Bleeding | 0 | 2 (0.6%) | NS |
Pneumonia | 0 | 0 | NS |
Others | 2 (2%) | 4 (1%) | NS |