Clinical Features and Outcomes of Monobacterial and Polybacterial Episodes of Ventilator-Associated Pneumonia Due to Multidrug-Resistant Acinetobacter baumannii

dc.contributor
Institut Català de la Salut
dc.contributor
[Adukauskiene D, Ciginskiene A] Medical Academy, Lithuanian University of Health Sciences, Kaunas, Lithuania. [Adukauskaite A] Department of Cardiology and Angiology, University Hospital of Innsbruck, Innsbruck, Austria. [Koulenti D] Second Critical Care Department, Attikon University Hospital, Athens, Greece. UQ Centre for Clinical Research (UQCCR), Faculty of Medicine, The Univesrity of Queensland, Brisbane, Australia. [Rello J] Vall d‘Hebron Institut de Recerca (VHIR), Barcelona, Spain. Clinical Research, CHU Nîmes, Nîmes, France
dc.contributor
Vall d'Hebron Barcelona Hospital Campus
dc.contributor.author
Adukauskienė, Dalia
dc.contributor.author
Čiginskienė, Aušra
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Adukauskaite, Agne
dc.contributor.author
Koulenti, Despoina
dc.contributor.author
Rello, Jordi
dc.date.accessioned
2025-10-24T08:52:29Z
dc.date.available
2025-10-24T08:52:29Z
dc.date.issued
2022-10-11T08:38:13Z
dc.date.issued
2022-10-11T08:38:13Z
dc.date.issued
2022-07-04
dc.identifier
Adukauskiene D, Ciginskiene A, Adukauskaite A, Koulenti D, Rello J. Clinical Features and Outcomes of Monobacterial and Polybacterial Episodes of Ventilator-Associated Pneumonia Due to Multidrug-Resistant Acinetobacter baumannii. Antibiotics. 2022 Jul 4;11(7):892.
dc.identifier
2079-6382
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https://hdl.handle.net/11351/8284
dc.identifier
10.3390/antibiotics11070892
dc.identifier
35884146
dc.identifier
000833708300001
dc.identifier.uri
http://hdl.handle.net/11351/8284
dc.description.abstract
Aspiration pneumonia; Multidrug-resistance; Polymicrobial
dc.description.abstract
Neumonía por aspiración; Resistencia a múltiples fármacos; Polimicrobiano
dc.description.abstract
Pneumònia per aspiració; Resistència a múltiples fàrmacs; Polimicrobiana
dc.description.abstract
Multidrug-resistant A. baumannii (MDRAB) VAP has high morbidity and mortality, and the rates are constantly increasing globally. Mono- and polybacterial MDRAB VAP might differ, including outcomes. We conducted a single-center, retrospective (January 2014–December 2016) study in the four ICUs (12–18–24 beds each) of a reference Lithuanian university hospital, aiming to compare the clinical features and the 30-day mortality of monobacterial and polybacterial MDRAB VAP episodes. A total of 156 MDRAB VAP episodes were analyzed: 105 (67.5%) were monomicrobial. The 30-day mortality was higher (p < 0.05) in monobacterial episodes: overall (57.1 vs. 37.3%), subgroup with appropriate antibiotic therapy (50.7 vs. 23.5%), and subgroup of XDR A. baumannii (57.3 vs. 36.4%). Monobacterial MDRAB VAP was associated (p < 0.05) with Charlson comorbidity index ≥3 (67.6 vs. 47.1%), respiratory comorbidities (19.0 vs. 5.9%), obesity (27.6 vs. 9.8%), prior hospitalization (58.1 vs. 31.4%), prior antibiotic therapy (99.0 vs. 92.2%), sepsis (88.6 vs. 76.5%), septic shock (51.9 vs. 34.6%), severe hypoxemia (23.8 vs. 7.8%), higher leukocyte count on VAP onset (median [IQR] 11.6 [8.4–16.6] vs. 10.9 [7.3–13.4]), and RRT need during ICU stay (37.1 vs. 17.6%). Patients with polybacterial VAP had a higher frequency of decreased level of consciousness (p < 0.05) on ICU admission (29.4 vs. 14.3%) and on VAP onset (29.4 vs. 11.4%). We concluded that monobacterial MDRAB VAP had different demographic/clinical characteristics compared to polybacterial and carried worse outcomes. These important findings need to be validated in a larger, prospective study, and the management implications to be further investigated.
dc.format
application/pdf
dc.language
eng
dc.publisher
MDPI
dc.relation
Antibiotics;11(7)
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https://doi.org/10.3390/antibiotics11070892
dc.rights
Attribution 4.0 International
dc.rights
http://creativecommons.org/licenses/by/4.0/
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info:eu-repo/semantics/openAccess
dc.source
Scientia
dc.subject
Acinetobàcter
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Microorganismes - Resistència als medicaments
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Pneumònia - Tractament
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DISEASES::Bacterial Infections and Mycoses::Infection::Cross Infection::Pneumonia, Ventilator-Associated
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PHENOMENA AND PROCESSES::Microbiological Phenomena::Bacterial Physiological Phenomena::Drug Resistance, Bacterial::Drug Resistance, Multiple, Bacterial
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ORGANISMS::Bacteria::Gram-Negative Bacteria::Gram-Negative Aerobic Bacteria::Gram-Negative Aerobic Rods and Cocci::Moraxellaceae::Acinetobacter::Acinetobacter baumannii
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ENFERMEDADES::infecciones bacterianas y micosis::infección::infección hospitalaria::neumonía asociada al ventilador
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FENÓMENOS Y PROCESOS::fenómenos microbiológicos::fenómenos fisiológicos bacterianos::farmacorresistencia bacteriana::farmacorresistencia bacteriana múltiple
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ORGANISMOS::Bacteria::bacterias gramnegativas::bacterias aerobias gramnegativas::bacilos y cocos aerobios gramnegativos::Moraxellaceae::Acinetobacter::Acinetobacter baumannii
dc.title
Clinical Features and Outcomes of Monobacterial and Polybacterial Episodes of Ventilator-Associated Pneumonia Due to Multidrug-Resistant Acinetobacter baumannii
dc.type
info:eu-repo/semantics/article
dc.type
info:eu-repo/semantics/publishedVersion


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