Table 1 Baseline and clinical characteristics of the study population analyzed using Pearson's chi-square test
Characteristics, n (%) | Patient undergoing elective colorectal surgery (N = 414) | p | |
|---|---|---|---|
SSI ( +) (N = 41) | SSI (-) (N = 373) | ||
Female sex | 13 (31.7%) | 191 (51.2%) | 0.018 |
Age ≥ 60 | 35 (85.4%) | 322 (77.8%) | 0.865 |
Diabetes | 10 (24.4%) | 64 (17.2%) | 0.251 |
Smoking | 11 (26.8%) | 51 (13.7%) | 0.025 |
Location | |||
Colon | 31 (75.6%) | 269 (72.1%) | 0.635 |
Rectum | 10 (24.4%) | 104 (27.9%) | |
Wound class | |||
Clean-contaminated | 39 (95.1%) | 371 (99.5%) | 0.007 |
Dirty-infected | 2 (4.9%) | 2 (0.5%) | |
ASA-PS | |||
1 | 1 (2.4%) | 38 (10.2%) | 0.114 |
2 | 35 (85.4%) | 312 (83.7%) | |
3 | 5 (12.2%) | 23 (6.2%) | |
Laparoscopy | 26 (63.4%) | 316 (84.7%) | < 0.001 |
Stoma construction | 8 (19.5%) | 54 (14.5%) | 0.391 |
Mechanical bowel preparation | 30 (73.2%) | 267 (71.6%) | 0.830 |
Chemical bowel preparation | 9 (2.2%) | 158 (38.2%) | 0.012 |