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Related Experiment Video

Updated: Jan 24, 2026

Author Spotlight: Insights into Remotely Supervised Neuromodulation Procedure for Phantom Limb Pain
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Investigating intraindividual pain variability: methods, applications, issues, and directions.

Chung Jung Mun1, Hye Won Suk2, Mary C Davis3

  • 1Department of Psychiatry and Behavioral Sciences, Johns Hopkins School of Medicine, Baltimore, MD, United States.

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|May 31, 2019
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Summary

Understanding intraindividual pain variability is crucial for personalized pain management. Analyzing fluctuations in pain over time offers new insights into coping mechanisms and treatment effectiveness.

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Area of Science:

  • Pain research
  • Longitudinal studies
  • Psychometrics

Background:

  • Pain is a dynamic, individual experience.
  • Intensive longitudinal designs capture pain's fluctuations.
  • Traditional studies often overlook intraindividual pain variation.

Purpose of the Study:

  • Review methods for analyzing intraindividual pain variability.
  • Highlight the importance of studying pain fluctuations.
  • Provide tools for researchers to investigate pain variability.

Main Methods:

  • Discussion of 4 key intraindividual variability indices (SD/variance, autocorrelation, MSQD, PAC).
  • Introduction to dynamic structural equation modeling.
  • Presentation of a real-world analysis example.

Main Results:

  • Intraindividual variability analysis offers a novel perspective on pain.
  • Understanding fluctuations aids in comprehending pain processing and coping.
  • This approach supports precision pain medicine.

Conclusions:

  • Investigating intraindividual pain variability is essential for advancing pain science.
  • New analytical methods enhance understanding of pain dynamics.
  • This research facilitates personalized pain treatment strategies.