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Related Experiment Video

Updated: Dec 31, 2025

The Attentional Set Shifting Task: A Measure of Cognitive Flexibility in Mice

The Attentional Set Shifting Task: A Measure of Cognitive Flexibility in Mice

Published on: February 4, 2015

Perceptual training: learning versus attentional shift.

Soham Banerjee¹, Trafton Drew², Megan K Mills¹

¹University of Utah School of Medicine, Department of Radiology and Imaging Sciences, Salt Lake City, Utah, United States.

Journal of Medical Imaging (Bellingham, Wash.)

|January 7, 2020

Summary

This summary is machine-generated.

Perceptual training improved central venous catheter localization on radiographs for physician assistant students. The enhanced performance resulted from learning, not an attentional shift, indicating effective skill acquisition.

Keywords:

attention human factors perception simulation training

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Area of Science:

Medical Education
Radiology
Perceptual Psychology

Background:

Perceptual training enhances medical image interpretation skills in healthcare trainees.
The underlying mechanism for performance improvement (learning vs. attentional shift) remains unclear.

Purpose of the Study:

To evaluate the impact of perceptual training on central venous catheter (CVC) positioning identification in radiographs.
To differentiate between learning and attentional shift as the cause of performance improvement.

Main Methods:

Forty-one physician assistant students assessed CVC position and cardiomegaly on radiographs.
An experimental group received perceptual training between two assessment sets; a control group did not.
Cardiomegaly assessment served as a proxy for attentional shift.

Main Results:

Both groups improved CVC localization; the experimental group reported increased confidence.
Both groups showed similar, non-significant decreases in cardiomegaly detection accuracy.
No significant difference in attentional shift marker between groups was observed.

Conclusions:

Performance improvement in CVC localization is attributed to learning, not an attentional shift.
Perceptual training effectively enhances diagnostic skills in medical imaging interpretation.
This study provides evidence for learning-based skill acquisition in radiology trainees.