Table 3.
Multivariable Model Results
| Logistic Regression Outcome | Odds Ratio (95% CI) aMLWC vs CC |
P-value |
|---|---|---|
| SSI within 30 days | 1.75 (0.46, 6.64) | 0.4127 |
| SSI within 90 days | 1.67 (0.52, 5.36) | 0.3892 |
| Readmission within 30 days | 0.63 (0.27, 1.46) | 0.2782 |
| Readmission within 90 days | 0.77 (0.39, 1.53) | 0.4538 |
| Discharge to Home | 4.61 (1.78–11.94) | 0.0016 |
| ED visit within 30 days | 0.79 (0.43, 1.45) | 0.4466 |
| Cox Regression Outcome |
Hazard Ratio (95% CI) aMLWC vs CC |
P-value |
| Reoperation within 365 days | 0.03 (0.00, 0.51) | 0.0147 |
| Readmission within 30 days | 0.63 (0.27, 1.45) | 0.2773 |
| Readmission within 90 days | 0.77 (0.39, 1.52) | 0.4490 |
| ED visit within 30 days | 0.79 (0.44, 1.45) | 0.4514 |
| Outcome | Adjusted Outcome Estimates: aMLWC vs CC | P-value |
| Length of Stay, days | 1.10 vs.1.65 | <0.0001 |
| Procedure time, minutes | 87.2 vs 86.8 | 0.6657 |
| Operating room time, minutes | 135.2 vs 133.6 | 0.0967 |
| Change in pain score, points | 0.70 vs 0.95 | 0.0941 |
Abbreviations: SSI, surgical site infection; aMLWC, advanced multi-layer watertight closure; CC, conventional closure; ED, Emergency department; CI, confidence interval.