Table III.
Factors associated with surgical site infections in patients undergoing elective potentially curative resection for colon cancer.
| Surgical site infection | ||||
|---|---|---|---|---|
|
|
||||
| Clinical characteristics | Univariate OR (95% CI) | P-value | Multivariate OR (95% CI) | P-value |
| Age, years (<65/65-74/>74) | 0.74 (0.53-1.03) | 0.072 | 1.04 (0.67-1.60) | 0.848 |
| BMI (<25/25-29.9/30-34.9/≥35) | 1.80 (1.31-2.49) | <0.001 | 1.91 (1.36-2.67) | <0.001 |
| Diabetes (no/yes) | 1.32 (0.57-3.06) | 0.518 | ||
| Preoperative HbA1C (<42/42-48/>48) | 1.51 (1.07-2.15) | 0.020 | 1.69 (1.05-2.70) | 0.031 |
| Type of diabetic control (diet/oral antihyperglycaemic medication/insulin/insulin + oral antihyperglycaemic medication) | 1.04 (0.73-1.48) | 0.842 | ||
| Metformin (no/yes) | 1.23 (0.72-2.11) | 0.446 | ||
| Sulphonylurea (no/yes) | 1.22 (0.98-2.21) | 0.503 | ||
| Smoking status (non-smoker/Ex-smoker/Smoker) | 0.76 (0.50-1.15) | 0.195 | ||
| Tumour location (right/left) | 1.31 (0.78-2.20) | 0.305 | ||
| TNM (I/II/III) | 0.87 (0.63-1.20) | 0.383 | ||
| Procedure (laparoscopic/open or converted) | 0.89 (0.52-1.53) | 0.684 | ||
| VFA (normal/high) | 1.29 (0.46-3.66) | 0.627 | ||
| SMI (normal/high) | 0.60 (0.33-1.10) | 0.099 | 0.94 (0.48-1.85) | 0.881 |
BMI, body mass index; CI, confidence interval; HbA1C, glycated haemoglobin; OR, odds ratio; TNM, tumour, nodal and metastasis; VFA, visceral fat area; SMI, skeletal muscle index.