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Published in: Techniques in Coloproctology 10/2019

01-10-2019 | Obesity | Review

Outcomes of inflammatory bowel disease surgery in obese versus non-obese patients: a meta-analysis

Authors: G. Hicks, A. Abdulaal, A. A. P. Slesser, Y. Mohsen

Published in: Techniques in Coloproctology | Issue 10/2019

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Abstract

Background

Obesity is considered a risk factor for many chronic diseases and obese patients are often considered higher risk surgical candidates. The aim of this meta-analysis was to evaluate the outcomes of obese (body mass index ≥ 30 kg/m2) versus non-obese patients undergoing surgery for inflammatory bowel disease (IBD).

Methods

PubMed, Scopus, and Embase libraries were searched up to March 2019 for studies comparing outcomes of obese with non-obese patients undergoing surgery for IBD. A meta-analysis was conducted using Review Manager software to create forest plots and calculate odds ratios and mean differences.

Results

Four thousand three hundred and eleven patients from five observational studies were included. Obese patients were older at the time of surgery and more likely to have diabetes. Obese patients had longer operative times (MD 23.28, 95% CI 14.63–31.93, p < 0.001), higher intra-operative blood loss (MD 45.32, 95% CI 5.89–84.76, p = 0.02), longer length of stay (MD 0.90, 95% CI 0.60–1.20, p < 0.001), higher wound infection rates (OR 1.76, 95% CI 1.39–2.23, p < 0.001), and higher total postoperative complication rates (OR 1.33, 95% CI 1.04–1.70, p = 0.02).

Conclusions

Obesity is associated with significantly worse outcomes following IBD-specific surgery, including longer operative times, greater blood loss, longer length of stay, higher wound infection rates, and higher total postoperative complication rates. Clinicians should be mindful of these increased risks when counselling patients and consider weight reduction strategies where possible.
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Metadata
Title
Outcomes of inflammatory bowel disease surgery in obese versus non-obese patients: a meta-analysis
Authors
G. Hicks
A. Abdulaal
A. A. P. Slesser
Y. Mohsen
Publication date
01-10-2019
Publisher
Springer International Publishing
Published in
Techniques in Coloproctology / Issue 10/2019
Print ISSN: 1123-6337
Electronic ISSN: 1128-045X
DOI
https://doi.org/10.1007/s10151-019-02080-0

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