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Appendix diameter: a predictor of wound infection after laparoscopic appendectomy
Hung-Hua Liang1, Weu Wang, Ming-Te Huang
1Division of General Surgery, Department of Surgery, Taipei Medical University Hospital, Taipei, Taiwan.
The American Surgeon
|March 8, 2011
Summary
Larger appendix diameter and perforation increase wound infection risk after laparoscopic appendectomy. This finding helps predict and prevent surgical site infections in patients undergoing this common procedure.
Area of Science:
- Surgical Oncology
- Infectious Disease Epidemiology
Background:
- Laparoscopic appendectomy (LA) is a common surgical procedure.
- Postoperative wound infection is a significant complication following LA.
Purpose of the Study:
- To determine if appendix diameter is an independent risk factor for wound infection after LA.
- To identify predictors of wound infection in patients undergoing LA.
Main Methods:
- Retrospective analysis of 582 patients who underwent LA.
- Univariate and multivariate logistic regression analysis to assess risk factors for wound infection.
Main Results:
- Appendix diameter > 15 mm was associated with a 2.32-fold increased risk of wound infection (P=0.045).
- Perforated appendices increased wound infection risk by 2.51 times (P=0.010).
- Wound infection correlated with longer operation time, delayed oral intake, and extended hospital stay.
Conclusions:
- Appendix diameter may serve as a predictive factor for postoperative wound infection in LA.
- Identifying patients at higher risk can guide preventative strategies for wound infections after appendectomy.
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