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Cardiac imaging studies encompass a wide range of noninvasive and minimally invasive techniques designed to visualize the heart's structure and function in detail. One such technique is echocardiography, which uses high-frequency ultrasound waves to produce detailed images of the heart, known as echocardiograms.
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Working memory refers to a combination of components, including short-term memory and attention, that allow an individual to hold information temporarily as we perform cognitive tasks. It is an essential cognitive function that enables the execution of complex tasks such as problem-solving, comprehension, and reasoning. Unlike short-term memory, which simply involves the storage of information for a brief period, working memory involves the active manipulation and processing of this...
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Regular physical activity is essential for maintaining cardiovascular health, with aerobic exercises being particularly effective. According to the American Heart Association, 150 minutes of moderate to intense aerobic exercise per week is recommended for a healthy heart. Aerobic activities may include brisk walking, running, bicycling, cross-country skiing, and swimming, ideally performed three to five times per week.
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Learning Echocardiography in the Workplace: A Cognitive Load Perspective.

Sarah Blissett1, Sebastian Rodriguez2, Atif Qasim3

  • 1S. Blissett was an adult congenital heart disease fellow, Department of Medicine, University of California, San Francisco, San Francisco, California, at the time of this study. The author is now assistant professor, Department of Medicine, Division of Cardiology, and a researcher at the Centre for Education Research and Innovation, Schulich School of Medicine and Dentistry, Western University, London, Ontario, Canada.

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Summary

Optimizing workplace learning environments using cognitive load theory (CLT) can improve trainee learning. Managing task complexity and minimizing distractions are key to enhancing germane load and long-term knowledge retention.

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Area of Science:

  • Medical Education
  • Cognitive Psychology

Background:

  • Workplace learning offers authentic tasks but clinical settings present distractions.
  • Characteristics of optimal learning environments are not well-defined.
  • Cognitive Load Theory (CLT) provides a framework for optimizing learning by managing intrinsic, extraneous, and germane load.

Purpose of the Study:

  • To explore trainee perceptions of workplace learning environment characteristics that impact learning.
  • To apply principles of Cognitive Load Theory (CLT) to understand these perceptions.
  • To use echocardiography interpretation as a model for workplace learning.

Main Methods:

  • Semistructured interviews with 10 cardiology trainees at UCSF School of Medicine.
  • Interviews conducted between December 2018 and March 2019.
  • Transcript analysis using template analysis, mapping codes to CLT subcomponents.

Main Results:

  • Mismatched trainee skill and echocardiogram complexity led to excess intrinsic load.
  • Extraneous load was increased by information lookup, interruptions, software, and time pressures.
  • Germane load was enhanced by shared spaces for guidance and access to reports for feedback.

Conclusions:

  • Findings highlight optimizable characteristics in workplace learning environments from a cognitive load perspective.
  • Results have direct implications for redesigning medical training environments to improve learning outcomes.