Warm Weather and Surgical Site Infections: A Meta-analysis

Background:. Seasonal variability, in terms of warm weather, has been demonstrated to be a significant risk factor for surgical site infections (SSIs). However, this remains an underexposed risk factor for SSIs, and many clinicians are not aware of this. Therefore, a systematic review and meta-analy...

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Main Authors: Anouschka P.H. Sahtoe, MD, Liron S. Duraku, MD, PhD, Mark J.W. van der Oest, BSc, Caroline A. Hundepool, MD, PhD, Marjolein de Kraker, MD, PhD, Lonneke G.M. Bode, MD, PhD, J. Michiel Zuidam, MD, PhD
Format: Article
Language:English
Published: Wolters Kluwer 2021-07-01
Series:Plastic and Reconstructive Surgery, Global Open
Online Access:http://journals.lww.com/prsgo/fulltext/10.1097/GOX.0000000000003705
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author Anouschka P.H. Sahtoe, MD
Liron S. Duraku, MD, PhD
Mark J.W. van der Oest, BSc
Caroline A. Hundepool, MD, PhD
Marjolein de Kraker, MD, PhD
Lonneke G.M. Bode, MD, PhD
J. Michiel Zuidam, MD, PhD
author_facet Anouschka P.H. Sahtoe, MD
Liron S. Duraku, MD, PhD
Mark J.W. van der Oest, BSc
Caroline A. Hundepool, MD, PhD
Marjolein de Kraker, MD, PhD
Lonneke G.M. Bode, MD, PhD
J. Michiel Zuidam, MD, PhD
author_sort Anouschka P.H. Sahtoe, MD
collection DOAJ
description Background:. Seasonal variability, in terms of warm weather, has been demonstrated to be a significant risk factor for surgical site infections (SSIs). However, this remains an underexposed risk factor for SSIs, and many clinicians are not aware of this. Therefore, a systematic review and meta-analysis has been conducted to investigate and quantify this matter. Methods:. Articles were searched in Embase, Medline Ovid, Web of Science, Cochrane Central, and Google Scholar, and data were extracted from relevant studies. Meta-analysis used random effects models to estimate and compare the pooled odds ratios (OR) and corresponding confidence intervals (CIs) of surgery performed during the warmest period of the year and the colder period of the year. Results:. The systematic review included 20 studies (58,599,475 patients), of which 14 studies (58,441,420 patients) were included for meta-analysis. Various types of surgical procedures across different geographic regions were included. The warmest period of the year was associated with a statistically significant increase in the risk of SSIs (OR 1.39, 95%CI: [1.34–1.45], P < 0.0001). Selection of specific types of surgical procedures (eg, orthopedic or spinal surgery) significantly altered this increased risk. Conclusions:. The current meta-analysis showed that warm weather seasons are associated with a statistically significant risk increasement of 39% in developing SSIs. This significant risk factor might aid clinicians in preoperative patient information, possible surgical planning adjustment for high risk patients, and potentially specific antibiotic treatments during the warmer weather seasons that could result in decrease of SSIs.
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spelling doaj.art-5a34717b968a4f909910986d67ca74842022-12-21T21:26:14ZengWolters KluwerPlastic and Reconstructive Surgery, Global Open2169-75742021-07-0197e370510.1097/GOX.0000000000003705202107000-00048Warm Weather and Surgical Site Infections: A Meta-analysisAnouschka P.H. Sahtoe, MD0Liron S. Duraku, MD, PhD1Mark J.W. van der Oest, BSc2Caroline A. Hundepool, MD, PhD3Marjolein de Kraker, MD, PhD4Lonneke G.M. Bode, MD, PhD5J. Michiel Zuidam, MD, PhD6From the * Department of Plastic & Reconstructive Surgery and Hand Surgery, Erasmus Medical Centre Rotterdam, the NetherlandsFrom the * Department of Plastic & Reconstructive Surgery and Hand Surgery, Erasmus Medical Centre Rotterdam, the NetherlandsFrom the * Department of Plastic & Reconstructive Surgery and Hand Surgery, Erasmus Medical Centre Rotterdam, the NetherlandsFrom the * Department of Plastic & Reconstructive Surgery and Hand Surgery, Erasmus Medical Centre Rotterdam, the NetherlandsFrom the * Department of Plastic & Reconstructive Surgery and Hand Surgery, Erasmus Medical Centre Rotterdam, the Netherlands† Department of Medical Microbiology & Infectious Diseases, Erasmus Medical Centre Rotterdam, the Netherlands.From the * Department of Plastic & Reconstructive Surgery and Hand Surgery, Erasmus Medical Centre Rotterdam, the NetherlandsBackground:. Seasonal variability, in terms of warm weather, has been demonstrated to be a significant risk factor for surgical site infections (SSIs). However, this remains an underexposed risk factor for SSIs, and many clinicians are not aware of this. Therefore, a systematic review and meta-analysis has been conducted to investigate and quantify this matter. Methods:. Articles were searched in Embase, Medline Ovid, Web of Science, Cochrane Central, and Google Scholar, and data were extracted from relevant studies. Meta-analysis used random effects models to estimate and compare the pooled odds ratios (OR) and corresponding confidence intervals (CIs) of surgery performed during the warmest period of the year and the colder period of the year. Results:. The systematic review included 20 studies (58,599,475 patients), of which 14 studies (58,441,420 patients) were included for meta-analysis. Various types of surgical procedures across different geographic regions were included. The warmest period of the year was associated with a statistically significant increase in the risk of SSIs (OR 1.39, 95%CI: [1.34–1.45], P < 0.0001). Selection of specific types of surgical procedures (eg, orthopedic or spinal surgery) significantly altered this increased risk. Conclusions:. The current meta-analysis showed that warm weather seasons are associated with a statistically significant risk increasement of 39% in developing SSIs. This significant risk factor might aid clinicians in preoperative patient information, possible surgical planning adjustment for high risk patients, and potentially specific antibiotic treatments during the warmer weather seasons that could result in decrease of SSIs.http://journals.lww.com/prsgo/fulltext/10.1097/GOX.0000000000003705
spellingShingle Anouschka P.H. Sahtoe, MD
Liron S. Duraku, MD, PhD
Mark J.W. van der Oest, BSc
Caroline A. Hundepool, MD, PhD
Marjolein de Kraker, MD, PhD
Lonneke G.M. Bode, MD, PhD
J. Michiel Zuidam, MD, PhD
Warm Weather and Surgical Site Infections: A Meta-analysis
Plastic and Reconstructive Surgery, Global Open
title Warm Weather and Surgical Site Infections: A Meta-analysis
title_full Warm Weather and Surgical Site Infections: A Meta-analysis
title_fullStr Warm Weather and Surgical Site Infections: A Meta-analysis
title_full_unstemmed Warm Weather and Surgical Site Infections: A Meta-analysis
title_short Warm Weather and Surgical Site Infections: A Meta-analysis
title_sort warm weather and surgical site infections a meta analysis
url http://journals.lww.com/prsgo/fulltext/10.1097/GOX.0000000000003705
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