|
Age, median (IQR) years
|
70.6 (62–79)
|
68 (60–76)
|
<0.001
|
|
Age ≥65, n (%)
|
1711 (67.95%)
|
724 (61.20%)
|
0.001
|
|
Males, n (%)
|
1494 (59.33%)
|
795 (67.20%)
|
0.001
|
|
ASA III-IV, n (%)
|
1062 (42.18%)
|
434 (36.69%)
|
0.002
|
|
Neoplasia, n (%)
|
2355 (93.5%)
|
1147 (97%)
|
<0.001
|
|
Inflammatory bowel disease, n (%)
|
75 (3%)
|
16 (1.4%)
|
0.003
|
|
Other, n (%)
|
86 (3.4%)
|
17 (1.4%)
|
0.001
|
|
Duration of surgery ≥75th-percentilea, n (%)
|
947 (37.61%)
|
505 (42.69%)
|
0.003
|
|
NNIS Risk index 1–2, n (%)
|
909 (36.10%)
|
398 (33.64%)
|
0.15
|
|
Laparoscopy, n (%)
|
1515 (60.17%)
|
782 (66.10%)
|
0.001
|
|
Correct IV antibiotic prophylaxis, n (%)
|
2117 (84.07%)
|
966 (81.66%)
|
0.41
|
|
Previous radiotherapy, n (%)
|
33 (1.31%)
|
545 (46.07%)
|
<0.001
|
|
Previous chemotherapy, n (%)
|
78 (3.10%)
|
533 (45.05%)
|
<0.001
|
|
Oral antibiotic prophylaxis, n (%)
|
1078 (42.81%)
|
489 (41.34%)
|
0.41
|
|
Mechanical bowel preparation, n (%)
|
1749 (69.46%)
|
1038 (87.74%)
|
<0.001
|
|
- Missing
|
58 (2.30%)
|
20 (1.69%)
| |
|
Ostomy, n (%)
|
208 (8.26%)
|
754 (63.74%)
|
<0.001
|
