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Related Experiment Video

Updated: Nov 7, 2025

Touchscreen Sustained Attention Task SAT for Rats

Touchscreen Sustained Attention Task SAT for Rats

Published on: September 15, 2017

Acute pain impairs sustained attention.

Matthew K Robison¹, Derek M Ellis², Margarida M Pitaes²

¹Department of Psychology, University of Texas at Arlington.

Journal of Experimental Psychology. Applied

|April 29, 2021

Summary

This summary is machine-generated.

Acute pain impairs sustained attention, leading to slower responses and more off-task thoughts. Physiological indicators also suggest reduced task engagement in individuals experiencing pain.

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Area of Science:

Cognitive Psychology
Neuroscience
Pain Research

Background:

Pain imposes significant physical, psychological, and economic burdens.
Sustained attention is a critical cognitive function negatively impacted by pain.

Purpose of the Study:

To investigate the effects of acute pain on sustained attention.
To explore the underlying behavioral and physiological mechanisms.

Main Methods:

Utilized the psychomotor vigilance task (PVT), thought probes, and pupillometry across three experiments.
Measured task performance, subjective experiences (on-task/off-task thoughts), and pupillary responses.
Compared participants in acute pain with a no-pain control group.

Main Results:

Pain led to poorer PVT performance, characterized by increased frequency and duration of slow responses.
Participants in pain reported more pain-related thoughts and fewer on-task thoughts.
Pain was associated with smaller task-evoked pupillary responses, indicating reduced task engagement, though behavioral effects were not consistently replicated in the final experiment.

Conclusions:

Pain negatively impacts sustained attention and cognitive functioning.
Pain competes with task goals for attentional resources, affecting behavior and physiological engagement.
Identified a low-level mechanism through which pain interferes with cognitive processes.