Related Experiment Video
Updated: Feb 4, 2026
06:55
Inverse Probability of Treatment Weighting Propensity Score using the Military Health System Data Repository and National Death Index
Published on: January 8, 2020
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Laparoscopic Versus Open Approach for Strangulated Small Bowel Obstruction: A Propensity Score-Matched Analysis
Toshimichi Kobayashi1, Ryota Suda1, Hiroki Yamaguchi1
1Department of Digestive and Transplantation Surgery, Tokyo Medical University Hachioji Medical Center, Tokyo, Japan.
World Journal of Surgery
|February 3, 2026
Summary
Laparoscopic surgery for strangulated small bowel obstruction (SSBO) reduces postoperative complications. However, patients with prior abdominal surgeries may require conversion to open procedures.
Area of Science:
- Minimally Invasive Surgery
- Gastrointestinal Surgery
- Surgical Emergencies
Background:
- Laparoscopic surgery is increasingly used for abdominal emergencies.
- Limited data exists on its application for strangulated small bowel obstruction (SSBO).
Purpose of the Study:
- To evaluate the efficacy and safety of laparoscopic surgery for SSBO.
- To compare outcomes between laparoscopic and open surgery for SSBO.
Main Methods:
- Single-center retrospective study of 123 patients undergoing emergency surgery for SSBO.
- Propensity score matching (PSM) to compare laparoscopic and open surgery groups.
- Logistic regression analysis to identify factors associated with laparoscopic-to-open conversion.
Main Results:
- Laparoscopic surgery group had significantly lower Clavien-Dindo grade ≥ II postoperative complications (7.4% vs. 29.6%).
- Conversion to open surgery occurred in 25.6% of laparoscopic cases.
- Previous laparotomies and history of gastrointestinal surgery were significant predictors of conversion.
Conclusions:
- Laparoscopic surgery for SSBO is associated with fewer postoperative complications.
- Careful patient selection is advised, considering potential conversion in those with prior abdominal surgeries.
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