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Updated: May 30, 2025

Monitoring Lung Function with Electrical Impedance Tomography in the Intensive Care Unit
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ICU-Broncho-Aspiration Protocols Monitoring at an Academic Health Network System.

Araceli Cuaranta, Michael Abdelmasseh, Calyb King1

  • 1the Marshall University School of Medicine, Huntington, West Virginia.

Southern Medical Journal
|January 30, 2025
PubMed
Summary
This summary is machine-generated.

Monitoring a broncho-aspiration (BA) prevention protocol in the surgical intensive care unit (SICU) significantly decreased BA rates. Compliance increased from 29% to 92%, leading to a 10-fold reduction in BA incidence.

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Area of Science:

  • Critical Care Medicine
  • Patient Safety
  • Infection Control

Background:

  • Broncho-aspiration (BA) is a significant risk in surgical intensive care units (SICUs).
  • Effective prevention protocols are crucial for improving patient outcomes and reducing healthcare-associated infections.
  • Previous incidence rates and the impact of structured monitoring were not well-defined.

Purpose of the Study:

  • To determine the incidence of broncho-aspiration (BA) in a surgical intensive care unit (SICU) over a 10-year period.
  • To evaluate the effect of monitoring a comprehensive BA prevention bundle protocol on compliance and incidence rates.

Main Methods:

  • Retrospective analysis of BA diagnoses in SICU patients (older than 18) from 2010-2020.
  • Prospective monitoring of a BA prevention bundle (head-of-bed elevation, acid-suppressive medication, daily mouthwash) from August to November 2021 (n=159).
  • Propensity score matching of monitored patients with historical controls; univariate/multivariate analyses were performed.

Main Results:

  • The 10-year incidence of BA was 5.6%.
  • Protocol compliance increased from a baseline of 29% to 92% after implementing monitoring.
  • A 10-fold decrease in BA incidence was observed (from 5.6% to 0.6%, P < 0.01) with mean head-of-bed elevation of 29.8°.

Conclusions:

  • Implementation and diligent monitoring of a BA prevention bundle significantly reduce BA rates in the SICU.
  • Enhanced compliance with evidence-based interventions is key to improving patient safety.
  • This strategy offers a scalable approach to reducing aspiration events in critical care settings.