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Embodied Interoception Questionnaire (Intero-10): Development, Validation, and Application in People With Neuropathic

Ana Mércia Fernandes¹, Vinicius D de Oliveira¹, Carolina C Dos Santos¹

¹Pain Center, Department of Neurology, University of São Paulo, São Paulo, Brazil.

European Journal of Pain (London, England)

|June 26, 2026

Summary

This summary is machine-generated.

The novel Intero-10 questionnaire measures embodied interoception, revealing that affective pain components are more stable than intensity. This tool aids in assessing chronic pain patients and those at risk.

Keywords:

interoception pain psychometry questionnaire validation

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Area of Science:

Cognitive Neuroscience
Psychology
Pain Research

Background:

Embodied interoception, the perception of bodily states, is a complex cognitive process.
Pain influences interoceptive networks, suggesting subjective pain experience is linked to an individual's interoceptive profile.

Purpose of the Study:

To develop and validate the Intero-10, a questionnaire assessing embodied interoception across trait interoceptive channels.
To explore the relationship between embodied interoception and neuropathic pain features.

Main Methods:

Developed and validated the Intero-10 questionnaire in healthy adults (n=381).
Assessed trait-state interoceptive relationships using psychophysical tasks.
Evaluated Intero-10's correlation with pain, mood, sleep, and quality of life in neuropathic pain patients (n=86).

Main Results:

Trait and state interoceptive scores correlated for affective components (unpleasantness) but not intensity.
The Intero-10 demonstrated good validity, internal consistency (Cronbach's α=0.81), and reliability (>0.75).
Embodied interoception scores correlated with mood and quality of life, partially mediating pain interference's effect on quality of life.

Conclusions:

The Intero-10 questionnaire offers a novel, structured method for assessing embodied interoception across sensory and affective dimensions.
Quantifying embodied interoception in chronic pain provides insights into individual variability and potential therapeutic targets.
Assessing specific embodied interoceptive channels can enhance the evaluation of individuals with chronic pain or those at risk.