Duration of carriage of multidrug resistant Enterobacterales in discharged hospital and general practice patients and factors associated with clearance

Summary: Objectives: Dutch guidelines recommend contact precautions in patients with multidrug resistant microorganisms cultured during the previous 12 months. To evaluate this policy, duration of carriage of multidrug resistant Enterobacterales was assessed among discharged hospital patients and p...

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Main Authors: Celine van Weerlee, Eric R. van der Vorm, Loes Nolles, Saskia Meeuws-van den Ende, Akke K. van der Bij
Format: Article
Language:English
Published: Elsevier 2020-09-01
Series:Infection Prevention in Practice
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S2590088920300305
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author Celine van Weerlee
Eric R. van der Vorm
Loes Nolles
Saskia Meeuws-van den Ende
Akke K. van der Bij
author_facet Celine van Weerlee
Eric R. van der Vorm
Loes Nolles
Saskia Meeuws-van den Ende
Akke K. van der Bij
author_sort Celine van Weerlee
collection DOAJ
description Summary: Objectives: Dutch guidelines recommend contact precautions in patients with multidrug resistant microorganisms cultured during the previous 12 months. To evaluate this policy, duration of carriage of multidrug resistant Enterobacterales was assessed among discharged hospital patients and patients attending their general practitioner (GP). Additionally, we assessed factors associated with clearance. Methods: From January 2013 until May 2016, rectal or faecal samples accompanied by questionnaires on patient characteristics were obtained at time of study inclusion and 3, 6 and 12 months later, in 72 patients with multidrug resistant Enterobacterales. Clearance was defined as one or more negative cultures without a subsequent positive culture at 12 months after study inclusion. The percentage of clearance, intermittent carriage and persistence was determined and associated factors were assessed by logistic regression analysis. Results: Clearance was found in 31 patients (43.1% [95%CI: 32.3–54.6]) of which 23 patients had two or more subsequent negative cultures. Twelve patients were classified as intermittent carriers (16.7% [95%CI: 9.8–26.9]) and 29 patients (40.3% [95% CI: 29.7–51.8]) as persistent carriers. Of the intermittent carriers, the majority (n=9) had two negative cultures during the study period. There was no difference in clearance between discharged hospitalized patients and GP patients. The only factor associated with clearance at 12 months in both univariable and multivariable analyses was not traveling to a foreign country (OR=3.5 [95%CI: 1.0–12.4]). Conclusion: Active screening for clearance of multidrug resistant Enterobacterales in patients within the health care setting is probably not beneficial due to high levels of intermittent and persistent carriage.
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spelling doaj.art-6a292d33546540e48ed9b000193a68972022-12-21T19:09:34ZengElsevierInfection Prevention in Practice2590-08892020-09-0123Duration of carriage of multidrug resistant Enterobacterales in discharged hospital and general practice patients and factors associated with clearanceCeline van Weerlee0Eric R. van der Vorm1Loes Nolles2Saskia Meeuws-van den Ende3Akke K. van der Bij4Department of Medical Microbiology, Reinier de Graaf Groep, PO Box 5011, 2600 GA Delft, the Netherlands; Department of Medical Microbiology and Infection Prevention, Gelre Ziekenhuizen, Apeldoorn, the NetherlandsDepartment of Medical Microbiology, Reinier de Graaf Groep, PO Box 5011, 2600 GA Delft, the NetherlandsDepartment of Medical Microbiology, Reinier de Graaf Groep, PO Box 5011, 2600 GA Delft, the NetherlandsDepartment of Medical Microbiology, Reinier de Graaf Groep, PO Box 5011, 2600 GA Delft, the NetherlandsDepartment of Medical Microbiology, Reinier de Graaf Groep, PO Box 5011, 2600 GA Delft, the Netherlands; Department of Medical Microbiology and Immunology, Diakonessenhuis, Utrecht, the Netherlands; Corresponding author. Address: Department of Medical Microbiology and Immunology, Diakonessenhuis, Bosboomstraat 1, 3582 KE Utrecht, the Netherlands.Summary: Objectives: Dutch guidelines recommend contact precautions in patients with multidrug resistant microorganisms cultured during the previous 12 months. To evaluate this policy, duration of carriage of multidrug resistant Enterobacterales was assessed among discharged hospital patients and patients attending their general practitioner (GP). Additionally, we assessed factors associated with clearance. Methods: From January 2013 until May 2016, rectal or faecal samples accompanied by questionnaires on patient characteristics were obtained at time of study inclusion and 3, 6 and 12 months later, in 72 patients with multidrug resistant Enterobacterales. Clearance was defined as one or more negative cultures without a subsequent positive culture at 12 months after study inclusion. The percentage of clearance, intermittent carriage and persistence was determined and associated factors were assessed by logistic regression analysis. Results: Clearance was found in 31 patients (43.1% [95%CI: 32.3–54.6]) of which 23 patients had two or more subsequent negative cultures. Twelve patients were classified as intermittent carriers (16.7% [95%CI: 9.8–26.9]) and 29 patients (40.3% [95% CI: 29.7–51.8]) as persistent carriers. Of the intermittent carriers, the majority (n=9) had two negative cultures during the study period. There was no difference in clearance between discharged hospitalized patients and GP patients. The only factor associated with clearance at 12 months in both univariable and multivariable analyses was not traveling to a foreign country (OR=3.5 [95%CI: 1.0–12.4]). Conclusion: Active screening for clearance of multidrug resistant Enterobacterales in patients within the health care setting is probably not beneficial due to high levels of intermittent and persistent carriage.http://www.sciencedirect.com/science/article/pii/S2590088920300305Multidrug resistant EnterobacteralesCarriageInfection prevention
spellingShingle Celine van Weerlee
Eric R. van der Vorm
Loes Nolles
Saskia Meeuws-van den Ende
Akke K. van der Bij
Duration of carriage of multidrug resistant Enterobacterales in discharged hospital and general practice patients and factors associated with clearance
Infection Prevention in Practice
Multidrug resistant Enterobacterales
Carriage
Infection prevention
title Duration of carriage of multidrug resistant Enterobacterales in discharged hospital and general practice patients and factors associated with clearance
title_full Duration of carriage of multidrug resistant Enterobacterales in discharged hospital and general practice patients and factors associated with clearance
title_fullStr Duration of carriage of multidrug resistant Enterobacterales in discharged hospital and general practice patients and factors associated with clearance
title_full_unstemmed Duration of carriage of multidrug resistant Enterobacterales in discharged hospital and general practice patients and factors associated with clearance
title_short Duration of carriage of multidrug resistant Enterobacterales in discharged hospital and general practice patients and factors associated with clearance
title_sort duration of carriage of multidrug resistant enterobacterales in discharged hospital and general practice patients and factors associated with clearance
topic Multidrug resistant Enterobacterales
Carriage
Infection prevention
url http://www.sciencedirect.com/science/article/pii/S2590088920300305
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