Table 5 Multivariate logistic regression analysis of factors associated with SSI
Predictor variable | Odd ratio | 95% CI | P- value |
|---|---|---|---|
Pre-morbid illness | 6.1 | 1.3-28.9 | 0.022 |
ASA Classification above I | 0.7 | 0.15-3.7 | 0.713 |
Use of drain | 3.5 | 1.4-19.3 | 0.016 |
Use of iodine alone in skin preparation | 17.6 | 6.5-48.1 | < 0.001 |
Duration of Operation ≥ 3 hrs | 3.2 | 1.1-9.3 | 0.033 |
Use of Vicryl | 2.4 | 0.78-7.2 | 0.129 |
Cigarette smoking | 9.6 | 2.4-38.3 | 0.001 |