| |
Sigmoid surgery (n = 257)
|
Rectal surgery (n = 643)
|
p value
|
|---|
|
Age
| |
65.4 ± 10.2
|
65.1 ± 10.9
|
0.172
|
|
BMI
|
< 30
|
152 (63.1%)
|
472 (77.6%)
|
0.001
|
|
≥ 30
|
89 (36.9%)
|
136 (22.4%)
|
|
Gender
|
Female
|
117 (45.5%)
|
300 (46.7%)
|
0.768
|
|
Male
|
140 (54.5%)
|
343 (53.3%)
|
|
ASA
|
I–II
|
160 (65.3%)
|
430 (70.1%)
|
0.167
|
|
III–IV
|
85 (34.7%)
|
183 (29.9%)
|
|
CCI
|
≤ 5
|
180 (70.0%)
|
470 (73.1%)
|
0.365
|
|
> 5
|
77 (30.0%)
|
173 (26.9%)
|
|
T stage
|
T0–T2
|
86 (33.5%)
|
215 (33.4%)
|
0.999
|
|
T3–T4
|
171 (66.5%)
|
428 (66.6%)
|
|
N stage
|
0
|
149 (59.4%)
|
392 (61.6%)
|
0.822
|
|
1
|
72 (28.7%)
|
172 (27.0%)
|
|
2
|
30 (12.0%)
|
72 (11.3%)
|
|
M stage
|
0
|
218 (84.8%)
|
592 (92.1%)
|
0.002
|
|
1
|
39 (15.2%)
|
51 (7.9%)
|
|
TNM stage
|
0
|
5 (1.9%)
|
7 (1.1%)
|
0.006
|
|
1
|
66 (25.7%)
|
160 (24.9%)
|
|
2
|
71 (27.6%)
|
198 (30.8%)
|
|
3
|
75 (29.2%)
|
227 (35.3%)
|
|
4
|
40 (15.6%)
|
52 (7.9%)
|
|
Approach of surgery
|
Open
|
78 (30.4%)
|
364 (56.6%)
|
0.001
|
|
MI
|
179 (69.6%)
|
279 (43.4%)
|
|
Postoperative complications
|
No
|
208 (80.9%)
|
413 (64.2%)
|
0.001
|
|
Yes
|
49 (19.1%)
|
230 (35.8%)
|
|
AL
|
No
|
244 (94.9%)
|
574 (89.3%)
|
0.007
|
|
Yes
|
13 (5.1%)
|
69 (10.7%)
|
- ASA American Society of Anesthesiologists classification score, CCI Charlson comorbidity index score, MI minimally invasive, AL anastomotic leakage
