Rectal Colonization by Drug Resistant Bacteria in Nursing Home Residents in Crete, Greece

(1) Background: In an area with a high prevalence of multi-drug resistant Gram-negative bacteria (MDR-GNB), we investigated the colonization of nursing home residents by such organisms. (2) Methods: A point prevalence study was performed in six nursing homes of the Heraklion area on the island of Cr...

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Main Authors: Aikaterini Moschou, Petros Ioannou, Eleni Moraitaki, Dimitra Stafylaki, Sofia Maraki, George Samonis, Diamantis P. Kofteridis
Format: Article
Language:English
Published: MDPI AG 2021-07-01
Series:Tropical Medicine and Infectious Disease
Subjects:
Online Access:https://www.mdpi.com/2414-6366/6/3/123
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author Aikaterini Moschou
Petros Ioannou
Eleni Moraitaki
Dimitra Stafylaki
Sofia Maraki
George Samonis
Diamantis P. Kofteridis
author_facet Aikaterini Moschou
Petros Ioannou
Eleni Moraitaki
Dimitra Stafylaki
Sofia Maraki
George Samonis
Diamantis P. Kofteridis
author_sort Aikaterini Moschou
collection DOAJ
description (1) Background: In an area with a high prevalence of multi-drug resistant Gram-negative bacteria (MDR-GNB), we investigated the colonization of nursing home residents by such organisms. (2) Methods: A point prevalence study was performed in six nursing homes of the Heraklion area on the island of Crete. A rectal swab was taken and cultured from each participant, while additional risk factors such as recent hospitalization or antimicrobial usage were recorded and evaluated. (3) Results: A total of 137 nursing home residents were included in the study. Their mean age was 82.1 years and 19.7% were males. In total, cultures yielded 255 GNB; <i>E. coli</i>, <i>K. pneumoniae</i> and <i>P. aeruginosa</i> were the most common. Among the microorganisms cultured, 17.6% had the extended-spectrum beta-lactamase phenotype, while 18% were MDR. A statistically significant association was found between recent antimicrobial use and colonization by MDR-GNB; (4) Conclusions: Colonization by MDR-GNB was found to be highly prevalent in nursing home residents. Recent antimicrobial use was associated with MDR-GNB carriage.
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spelling doaj.art-e676588004ff4727aec56514e2e58b412023-11-22T15:32:02ZengMDPI AGTropical Medicine and Infectious Disease2414-63662021-07-016312310.3390/tropicalmed6030123Rectal Colonization by Drug Resistant Bacteria in Nursing Home Residents in Crete, GreeceAikaterini Moschou0Petros Ioannou1Eleni Moraitaki2Dimitra Stafylaki3Sofia Maraki4George Samonis5Diamantis P. Kofteridis6Department of Internal Medicine, University Hospital of Heraklion, Heraklion, PC 71110 Crete, GreeceDepartment of Internal Medicine, University Hospital of Heraklion, Heraklion, PC 71110 Crete, GreeceDepartment of Clinical Microbiology, University Hospital of Heraklion, PC 71110 Crete, GreeceDepartment of Clinical Microbiology, University Hospital of Heraklion, PC 71110 Crete, GreeceDepartment of Clinical Microbiology, University Hospital of Heraklion, PC 71110 Crete, GreeceDepartment of Internal Medicine, University Hospital of Heraklion, Heraklion, PC 71110 Crete, GreeceDepartment of Internal Medicine, University Hospital of Heraklion, Heraklion, PC 71110 Crete, Greece(1) Background: In an area with a high prevalence of multi-drug resistant Gram-negative bacteria (MDR-GNB), we investigated the colonization of nursing home residents by such organisms. (2) Methods: A point prevalence study was performed in six nursing homes of the Heraklion area on the island of Crete. A rectal swab was taken and cultured from each participant, while additional risk factors such as recent hospitalization or antimicrobial usage were recorded and evaluated. (3) Results: A total of 137 nursing home residents were included in the study. Their mean age was 82.1 years and 19.7% were males. In total, cultures yielded 255 GNB; <i>E. coli</i>, <i>K. pneumoniae</i> and <i>P. aeruginosa</i> were the most common. Among the microorganisms cultured, 17.6% had the extended-spectrum beta-lactamase phenotype, while 18% were MDR. A statistically significant association was found between recent antimicrobial use and colonization by MDR-GNB; (4) Conclusions: Colonization by MDR-GNB was found to be highly prevalent in nursing home residents. Recent antimicrobial use was associated with MDR-GNB carriage.https://www.mdpi.com/2414-6366/6/3/123multi-drug resistanceESBLMDRnursing homeslong-term care
spellingShingle Aikaterini Moschou
Petros Ioannou
Eleni Moraitaki
Dimitra Stafylaki
Sofia Maraki
George Samonis
Diamantis P. Kofteridis
Rectal Colonization by Drug Resistant Bacteria in Nursing Home Residents in Crete, Greece
Tropical Medicine and Infectious Disease
multi-drug resistance
ESBL
MDR
nursing homes
long-term care
title Rectal Colonization by Drug Resistant Bacteria in Nursing Home Residents in Crete, Greece
title_full Rectal Colonization by Drug Resistant Bacteria in Nursing Home Residents in Crete, Greece
title_fullStr Rectal Colonization by Drug Resistant Bacteria in Nursing Home Residents in Crete, Greece
title_full_unstemmed Rectal Colonization by Drug Resistant Bacteria in Nursing Home Residents in Crete, Greece
title_short Rectal Colonization by Drug Resistant Bacteria in Nursing Home Residents in Crete, Greece
title_sort rectal colonization by drug resistant bacteria in nursing home residents in crete greece
topic multi-drug resistance
ESBL
MDR
nursing homes
long-term care
url https://www.mdpi.com/2414-6366/6/3/123
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