Hospital-acquired bloodstream infections in critically ill cirrhotic patients: a post-hoc analysis of the EUROBACT-2 international cohort study

Data de publicação:

Autores da FMUP

  • José Artur Osório De Carvalho Paiva

    Autor

Participantes de fora da FMUP

  • Wozniak, Hannah
  • Tabah, Alexis
  • Barbier, Francois
  • Ruckly, Stephane
  • Loiodice, Ambre
  • Akova, Murat
  • Leone, Marc
  • Morris, Andrew Conway
  • Bassetti, Matteo
  • Arvaniti, Kostoula
  • Ferrer, Ricard
  • de Bus, Liesbet
  • Bracht, Hendrik
  • Mikstacki, Adam
  • Alsisi, Adel
  • Valeanu, Liana
  • Prazak, Josef
  • Timsit, Jean-Francois
  • Buetti, Niccolo
  • UROBACT-2 Study Grp

Unidades de investigação

Abstract

Background Hospital-acquired bloodstream infections are common in the intensive care unit (ICU) and have a high mortality rate. Patients with cirrhosis are especially susceptible to infections, yet there is a knowledge gap in the epidemiological distinctions in hospital-acquired bloodstream infections between cirrhotic and non-cirrhotic patients in the ICU. It has been suggested that cirrhotic patients, present a trend towards more gram-positive infections, and especially enterococcal infections. This study aims to describe epidemiological differences in hospital-acquired bloodstream infections between cirrhotic and non-cirrhotic patients hospitalized in the ICU regarding infection sources, microorganisms and mortality. Methods Using prospective Eurobact-2 international cohort study data, we compared hospital-acquired bloodstream infections sources and microorganisms in cirrhotic and non-cirrhotic patients. The association between Enterococcus faecium and cirrhosis was studied using a multivariable mixed logistic regression. The association between cirrhosis and mortality was assessed by a multivariable frailty Cox model. Results Among the 1059 hospital-acquired bloodstream infections patients included from 101 centers, 160 had cirrhosis. Hospital-acquired bloodstream infection source in cirrhotic patients was primarily abdominal (35.6%), while it was pulmonary (18.9%) for non-cirrhotic (p < 0.01). Gram-positive hospital-acquired bloodstream infections accounted for 42.3% in cirrhotic patients compared to 33.2% in non-cirrhotic patients (p = 0.02). Hospital-acquired bloodstream infections in cirrhotic patients were most frequently caused by Klebsiella spp (16.5%), coagulase-negative Staphylococci (13.7%) and E. faecium (11.5%). E. faecium bacteremia was more frequent in cirrhotic patients (11.5% versus 4.5%, p < 0.01). After adjusting for possible confounding factors, cirrhosis was associated with higher E. faecium hospital-acquired bloodstream infections risk (Odds ratio 2.5, 95% CI 1.3-4.5, p < 0.01). Cirrhotic patients had increased mortality compared to non-cirrhotic patients (Hazard Ratio 1.3, 95% CI 1.01-1.7, p = 0.045). Conclusions Critically ill cirrhotic patients with hospital-acquired bloodstream infections exhibit distinct epidemiology, with more Gram-positive infections and particularly Enterococcus faecium.

Dados da publicação

ISSN/ISSNe:
2110-5820, 2110-5820

Annals of Intensive Care  Springer-Verlag GmbH and Co. KG

Tipo:
Article
Páginas:
-
PubMed:
38698291
Link para outro recurso:
www.scopus.com

Citações Recebidas na Web of Science: 1

Citações Recebidas na Scopus: 1

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Keywords

  • RISK-FACTORS; OUTCOMES

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