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Investigating Information Visualization to Combat Information Overload in Electronic Health Records: Protocol for a

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Summary
This summary is machine-generated.

This study evaluates an AWARE dashboard to reduce cognitive fatigue in intensive care unit (ICU) providers using electronic health records (EHRs). Findings will guide EHR design for better performance and patient safety.

Keywords:
EHR usabilityelectronic health recordseye-trackinginformation overloadinformation visualization, cognitive fatigue

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Area of Science:

  • Medical Informatics
  • Human-Computer Interaction
  • Clinical Research

Background:

  • Electronic health records (EHRs) contribute to information overload and cognitive fatigue among healthcare providers, potentially leading to errors and delayed care.
  • Intensive care units (ICUs) present unique challenges due to the high volume and complexity of patient data within EHRs.
  • Cognitive fatigue in healthcare providers is a significant concern, impacting decision-making and patient safety.

Purpose of the Study:

  • To investigate the impact of an information visualization dashboard (AWARE) on cognitive fatigue experienced by ICU providers.
  • To compare the usability and effectiveness of the AWARE EHR system against two leading standard EHRs in a randomized controlled trial.
  • To assess how enhanced EHR interfaces can mitigate cognitive fatigue and improve clinical decision-making in critical care settings.

Main Methods:

  • A crossover randomized trial involving 120 ICU providers across 4 major US medical centers.
  • Utilized eye-tracking devices to objectively measure cognitive fatigue and collected data on performance and usability through validated surveys.
  • Compared participants' use of their institutional EHR (control) with the AWARE EHR (intervention), with randomized assignment to the order of use.

Main Results:

  • Data collection is nearing completion, with 113 of 120 planned sessions concluded across 3 of 4 study sites.
  • Preliminary analysis is underway, with results anticipated for publication in late 2025.
  • The study is on track to provide insights into EHR usability and its effect on provider fatigue and performance.

Conclusions:

  • The research aims to inform the design of more user-friendly EHR interfaces to enhance provider performance.
  • Improvements in EHR usability are expected to streamline care delivery and bolster patient safety.
  • Findings will contribute to reducing cognitive load and burnout among critical care professionals.