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Related Experiment Video

Updated: Jul 4, 2026

Investigating Pain-Related Avoidance Behavior using a Robotic Arm-Reaching Paradigm

Investigating Pain-Related Avoidance Behavior using a Robotic Arm-Reaching Paradigm

Published on: October 3, 2020

Latent structure of aversion: taxometric exploration.

Bunmi O Olatunji¹, Joshua J Broman-Fulks

¹Department of Psychology, Vanderbilt University, 301 Wilson Hall, 111 21st Avenue South, Nashville, TN 37203, USA. olubunmi.o.olatunji@vanderbilt.edu

Journal of Anxiety Disorders

|June 6, 2008

Summary

This study found that aversion, linked to disgust, is a dimensional trait rather than a distinct category. This impacts how aversion and related disorders are clinically assessed.

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Last Updated: Jul 4, 2026

Investigating Pain-Related Avoidance Behavior using a Robotic Arm-Reaching Paradigm

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Published on: October 3, 2020

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Published on: September 19, 2012

Area of Science:

Psychology
Psychopathology
Clinical Psychology

Background:

Some disorders are better understood through aversion, stemming from disgust, rather than anxiety.
Aversion's distinct psychopathological category remains under investigation.

Purpose of the Study:

To determine if aversion constitutes a distinct psychopathological category (an aversion taxon).
To apply taxometric procedures to investigate the latent structure of aversion.

Main Methods:

Utilized three taxometric procedures: MAXEIG, MAMBAC, and L-Mode.
Analyzed data from a large sample (N=909) using self-report measures of disgust propensity, disgust sensitivity, and contamination fear.

Main Results:

Converging evidence across procedures supported a dimensional structure for aversion.
Taxometric analyses indicated aversion is not a distinct category but a spectrum.

Conclusions:

The findings suggest aversion is best conceptualized as a dimensional construct.
Implications for the clinical assessment and understanding of aversion-related disorders are significant.