Table 2.
Summary table (stage I and II)
| N (Range/%) | |
|---|---|
| Patients, n | 81 |
| Sex | |
| Male | 39 |
| Female | 42 |
| Mean age, years | 68.3 (31–92) |
| BMI, Ø | 28.6 (19.1–4.2) |
| ASA grade, n (%) | |
| I | 1 (1.2) |
| II | 54 (66.7) |
| III | 25 (30.9) |
| IV | 1 (1.2) |
| Smoker status, n (%) | |
| Smoker | 16 (19.8) |
| Non-smoker | 65 (80.2) |
| Type II diabetes, n (%) | |
| Yes | 18 (22.2) |
| No | 63 (77.8) |
| Diagnosis, n (%) | |
| Benign | 42 (51.9) |
| Malignant | 39 (48.1) |
| Surgical technique, n (%) | |
| Laparoscopic | 39 (48.1) |
| Open | 42 (51.9) |
| Surgical procedure, n (%) | |
| Hernioplasty | 21 (25.9) |
| Right hemicolectomy | 17 (21.0) |
| Sigmoidectomy | 14 (17.3) |
| Rectum resection | 6 (7.4) |
| Rectosigmoidectomy | 5 (6.2) |
| Left hemicolectomy | 5 (6.2) |
| Ileostomy reversal | 5 (6.2) |
| Hartmann reversal procedure | 2 (2.4) |
| Liver resection | 1 (1.2) |
| Resection of transverse colon | 1 (1.2) |
| Subtotal colectomy | 1 (1.2) |
| Gastrectomy | 1 (1.2) |
| Reversal of a loop colostomy | 1 (1.2) |
| Open cholecystectomy | 1 (1.2) |
| Contamination class, n (%) | |
| Class I (clean) | 20 (24.7) |
| Class II (clean-contaminated) | 8 (9.9) |
| Class III (contaminated) | 53 (65.4) |
| Wound length, Ø cm | 12.8 |
| Post-op lenght of stay (Ø days) | 8.4 (2–28 d) |
| Clavien-Dindo classification, n (%) | |
| Grade 2/Group I | 8 (9.9) |
| Grade 3a/Group II | 8 (9.9) |
| Grade 4/Group III | 1 (1.2) |
| SSI according CDC criteria | |
| Study stage I + II | 3 CDC grade 1 (superficial) |
| Study stage I | 0 |
| Study stage II | 3 CDC grade 1 (superficial) |
BMI, body mass index, ASA, American Society of Anaesthesiologists, CDC, Centre for Disease Control and Prevention/USA; SSIs, surgical site infection.