Effect of bloodstream infection on survival in COVID-19 patients admitted to an intensive care unit in Colombia: a matched cohort analysis

Summary: Aim: To determine the impact of bloodstream infection (BSI) and other risk factors for mortality in patients with COVID-19 admitted to the intensive care unit (ICU). Methods: A retrospective cohort was carried out at the Hospital Universitario Nacional (HUN) between March 29 and December 1...

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Main Authors: Jorge Alberto Cortes, Martha Carolina Valderrama-Rios, Laura Cristina Nocua-Báez, Lina María Quitián, Fabio Alexander Lozada, Giancarlo Buitrago
Format: Article
Language:English
Published: Elsevier 2023-06-01
Series:Infection Prevention in Practice
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S2590088923000161
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author Jorge Alberto Cortes
Martha Carolina Valderrama-Rios
Laura Cristina Nocua-Báez
Lina María Quitián
Fabio Alexander Lozada
Giancarlo Buitrago
author_facet Jorge Alberto Cortes
Martha Carolina Valderrama-Rios
Laura Cristina Nocua-Báez
Lina María Quitián
Fabio Alexander Lozada
Giancarlo Buitrago
author_sort Jorge Alberto Cortes
collection DOAJ
description Summary: Aim: To determine the impact of bloodstream infection (BSI) and other risk factors for mortality in patients with COVID-19 admitted to the intensive care unit (ICU). Methods: A retrospective cohort was carried out at the Hospital Universitario Nacional (HUN) between March 29 and December 19, 2020. Patients with COVID-19 admitted to the Intensive Care Unit (ICU) were paired 1:4 in two groups, one with BSI and the other without, according to hospital stay and the month of admission. The primary outcome was mortality at 28 days. A Cox proportional hazards model was used to estimate differences in mortality risk. Results: 456 patients were identified and 320 were included in the final cohort, 18% (n = 59) in the BSI group and 82% (n = 261) in the control group. 125 (39%) patients died, 30 (51%) in the BSI group and 95 (36%) in the control group (P = 0.040). BSI was associated with an increased risk of in-hospital mortality at 28 days, [HR] 1.77 (95% CI: 1.03–3.02; P = 0.037). Invasive mechanical ventilation (IMV) and age were associated with increased mortality risk. Some months of the year of the hospital stay were associated with a reduced risk of mortality. There was no difference in mortality between inappropriate and appropriate empirical antimicrobial use. Conclusion: BSI in patients with COVID-19 in ICU increases in-hospital mortality to 28 days. Other risk factors for mortality were IMV and age.
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spelling doaj.art-bfd6ef5feb184735b2822b6047358a712023-05-28T04:09:10ZengElsevierInfection Prevention in Practice2590-08892023-06-0152100283Effect of bloodstream infection on survival in COVID-19 patients admitted to an intensive care unit in Colombia: a matched cohort analysisJorge Alberto Cortes0Martha Carolina Valderrama-Rios1Laura Cristina Nocua-Báez2Lina María Quitián3Fabio Alexander Lozada4Giancarlo Buitrago5Department of Internal Medicine, Universidad Nacional de Colombia, Sede Bogotá, Facultad de Medicina, Bogotá, Colombia; Infectious Diseases Service, Hospital Universitario Nacional, Bogotá, ColombiaDepartment of Internal Medicine, Universidad Nacional de Colombia, Sede Bogotá, Facultad de Medicina, Bogotá, ColombiaDepartment of Internal Medicine, Universidad Nacional de Colombia, Sede Bogotá, Facultad de Medicina, Bogotá, Colombia; Infectious Diseases Service, Hospital Universitario Nacional, Bogotá, Colombia; Corresponding author. Oficina de Investigación Clínica, Hospital Universitario Nacional, Calle 44 no. 59-75, Primer piso, Bogotá, Colombia.Department of Internal Medicine, Universidad Nacional de Colombia, Sede Bogotá, Facultad de Medicina, Bogotá, ColombiaDepartment of Internal Medicine, Universidad Nacional de Colombia, Sede Bogotá, Facultad de Medicina, Bogotá, ColombiaResearch Institute, Universidad Nacional de Colombia, Sede Bogotá, Facultad de Medicina, Bogotá, ColombiaSummary: Aim: To determine the impact of bloodstream infection (BSI) and other risk factors for mortality in patients with COVID-19 admitted to the intensive care unit (ICU). Methods: A retrospective cohort was carried out at the Hospital Universitario Nacional (HUN) between March 29 and December 19, 2020. Patients with COVID-19 admitted to the Intensive Care Unit (ICU) were paired 1:4 in two groups, one with BSI and the other without, according to hospital stay and the month of admission. The primary outcome was mortality at 28 days. A Cox proportional hazards model was used to estimate differences in mortality risk. Results: 456 patients were identified and 320 were included in the final cohort, 18% (n = 59) in the BSI group and 82% (n = 261) in the control group. 125 (39%) patients died, 30 (51%) in the BSI group and 95 (36%) in the control group (P = 0.040). BSI was associated with an increased risk of in-hospital mortality at 28 days, [HR] 1.77 (95% CI: 1.03–3.02; P = 0.037). Invasive mechanical ventilation (IMV) and age were associated with increased mortality risk. Some months of the year of the hospital stay were associated with a reduced risk of mortality. There was no difference in mortality between inappropriate and appropriate empirical antimicrobial use. Conclusion: BSI in patients with COVID-19 in ICU increases in-hospital mortality to 28 days. Other risk factors for mortality were IMV and age.http://www.sciencedirect.com/science/article/pii/S2590088923000161COVID-19SARS-Cov-2Critical careBacteraemiaMechanical ventilationMortality
spellingShingle Jorge Alberto Cortes
Martha Carolina Valderrama-Rios
Laura Cristina Nocua-Báez
Lina María Quitián
Fabio Alexander Lozada
Giancarlo Buitrago
Effect of bloodstream infection on survival in COVID-19 patients admitted to an intensive care unit in Colombia: a matched cohort analysis
Infection Prevention in Practice
COVID-19
SARS-Cov-2
Critical care
Bacteraemia
Mechanical ventilation
Mortality
title Effect of bloodstream infection on survival in COVID-19 patients admitted to an intensive care unit in Colombia: a matched cohort analysis
title_full Effect of bloodstream infection on survival in COVID-19 patients admitted to an intensive care unit in Colombia: a matched cohort analysis
title_fullStr Effect of bloodstream infection on survival in COVID-19 patients admitted to an intensive care unit in Colombia: a matched cohort analysis
title_full_unstemmed Effect of bloodstream infection on survival in COVID-19 patients admitted to an intensive care unit in Colombia: a matched cohort analysis
title_short Effect of bloodstream infection on survival in COVID-19 patients admitted to an intensive care unit in Colombia: a matched cohort analysis
title_sort effect of bloodstream infection on survival in covid 19 patients admitted to an intensive care unit in colombia a matched cohort analysis
topic COVID-19
SARS-Cov-2
Critical care
Bacteraemia
Mechanical ventilation
Mortality
url http://www.sciencedirect.com/science/article/pii/S2590088923000161
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