| Sigmoid surgery | Rectal surgery | |||||
---|---|---|---|---|---|---|---|
Non-AL | AL | p value | Non-AL | AL | p value | ||
(n = 244) | (n = 13) | (n = 574) | (n = 69) | ||||
BMI | < 30 | 147 (96.7%) | 5 (3.3%) | 0.337 | 424 (89.8%) | 48 (10.2%) | 0.999 |
≥ 30 | 83 (93.3%) | 6 (6.7%) | 122 (89.7%) | 14 (10.3%) | |||
Gender | Female | 111 (94.9%) | 6 (5.1%) | 0.999 | 280 (93.3%) | 20 (6.7%) | 0.002 |
Male | 133 (95.0%) | 7 (5.0%) | 294 (85.7%) | 49 (14.3%) | |||
ASA | I–II | 158 (98.8%) | 2 (1.3%) | 0.002 | 389 (90.5%) | 41 (9.5%) | 0.154 |
III–IV | 76 (89.4%) | 9 (10.6%) | 158 (86.3%) | 25 (13.7%) | |||
CCI | ≤ 5 | 172 (95.6%) | 8 (4.4%) | 0.538 | 430 (91.5%) | 40 (8.5%) | 0.004 |
> 5 | 72 (93.5%) | 5 (6.5%) | 144 (83.2%) | 29 (16.8%) | |||
Ischemic heart disease | Yes | 13 (100%) | 0 (0%) | 0.999 | 26 (86.7%) | 4 (13.3%) | 0.551 |
No | 231 (94.7%) | 13 (5.3%) | 548 (89.4%) | 65 (10.6%) | |||
Diabetes mellitus | Yes | 28 (90.3%) | 3 (9.7%) | 0.197 | 54 (84.4%) | 10 (15.6%) | 0.200 |
No | 216 (95.6%) | 10 (4.4%) | 520 (89.8%) | 59 (10.2%) | |||
History of CVD | Yes | 8 (100%) | 0 (0.0%) | 0.999 | 17 (89.5%) | 2 (10.5%) | 0.999 |
No | 236 (94.8%) | 13 (5.2%) | 557 (89.3%) | 67 (10.7%) | |||
Chronic renal failure | Yes | 4 (100%) | 0 (0.0%) | 0.999 | 8 (88.9%) | 1 (11.1%) | 0.999 |
No | 240 (94.9%) | 13 (5.1%) | 566 (89.3%) | 68 (10.7%) | |||
Neoadjuvant treatment | Yes | 8 (88.9%) | 1 (11.1%) | 0.378 | 161 (88.0%) | 22 (12.0%) | 0.484 |
No | 236 (95.2%) | 12 (4.8%) | 413 (89.8%) | 47 (10.2%) | |||
Approach of surgery | Open | 71 (91.0%) | 7 (9.0%) | 0.069 | 320 (87.9%) | 44 (12.1%) | 0.247 |
MI | 173 (96.6%) | 6 (3.4%) | 254 (91.0%) | 25 (9.0%) | |||
Anastomosis level from anal verge | ≤ 5 | 20 (95.2%) | 1 (4.8%) | 0.999 | 155 (89.1%) | 19 (10.9%) | 0.137 |
6–12 |  |  | 235 (86.4%) | 37 (13.6%) | |||
> 12 | 178 (93.7%) | 12 (6.3%) | 81 (94.2%) | 5 (5.8%) | |||
Ileostomy | Yes | 0 (0.0%) | 1 (100%) | 0.051 | 330 (88.5%) | 43 (11.5%) | 0.519 |
No | 244 (95.3%) | 12 (4.7%) | 244 (90.4%) | 26 (9.6%) | |||
T stage | T0–T2 | 84 (97.7%) | 2 (2.3%) | 0.230 | 200 (93.0%) | 15 (7%) | 0.031 |
T3–T4 | 160 (93.6%) | 11 (6.4%) | 374 (87.4%) | 54 (12.6%) | |||
N stage | 0 | 143 (96%) | 6 (4.0%) | 0.253 | 357 (91.1%) | 35 (8.9%) | 0.130 |
1 | 70 (97.2%) | 2 (2.8%) | 149 (86.6%) | 23 (13.4%) | |||
2 | 27 (90.0%) | 3 (10%) | 61 (84.7%) | 11 (15.3%) | |||
M stage | 0 | 209 (95.9%) | 9 (4.1%) | 0.117 | 531 (89.7 %) | 61 (10.3 %) | 0.238 |
1 | 35 (89.7%) | 4 (10.3%) | 43 (84.3 %) | 8 (15.7 %) | |||
TNM stage | 0 | 5 (100%) | 0 (0.0%) | 0.221 | 6 (85.7%) | 1 (14.3%) | 0.568 |
1 | 64 (97.0%) | 2 (3.0%) | 147 (91.9%) | 13 (8.1%) | |||
2 | 68 (95.8%) | 3 (4.2%) | 178 (89.9%) | 20 (10.1%) | |||
3 | 72 (96.0%) | 3 (4%) | 200 (88.1%) | 27 (11.9%) | |||
4 | 35 (87.5%) | 5 (12.5%) | 43 (84.3%) | 8 (15.7%) | |||
Ligation of IMA | High | 189 (95.9%) | 8 (4.1%) | 0.165 | 442 (88.4%) | 58 (11.6%) | 0.265 |
Low | 50 (90.9%) | 5 (9.1%) | 117 (92.1%) | 10 (7.9%) | |||
Simultaneous operation | Yes | 20 (90.9%) | 2 (9.1%) | 0.308 | 53 (85.5%) | 9 (14.5%) | 0.286 |
No | 224 (95.3%) | 11 (4.7%) | 521 (89.7%) | 60 (10.3%) | |||
Air-water test | Yes | 121 (96.8%) | 4 (3.2%) | 0.255 | 454 (88.7%) | 58 (11.3%) | 0.429 |
No | 119 (93.0%) | 9 (7.0%) | 116 (91.3%) | 11 (8.7%) |