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OpenTrials
Completed

NCT Number: NCT06296329

Rubber Hand Illusion in Anorexia Nervosa

The present research project aims to verify a possible difference in the recalibration of the real hand position (i.e. proprioceptive drift) in relation to the dimensions of the plastic hand in the Rubber Hand Illusion, among a group of female participants with anorexia nervosa compared with a normal weight control group.

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Key information

Conditions

Anorexia Nervosa Feeding and Eating Disorders Mental Disorders

Age range

20 year–50 year

Sex eligibility

Female

Study type

Observational

Primary location

IRCCS Istituto Auxologico Italiano - Ospedale San Giuseppe

Piancavallo, VCO, 28824, Italy

Who can participate

Healthy volunteers accepted: Yes

Only the study team can determine whether someone qualifies for participation.

Inclusion criteria

  • Right-handed
  • diagnosis of Anorexia Nervosa according to the APA criteria

Exclusion criteria

  • concurrent neurological, neurodevelopmental (e.g., autism), motor, somatosensory and/or psychiatric disorders.

Treatment and study plan

Rubber Hand Illusion

Other

The traditional behavioural illusion of the Rubber Hand will be applied

Primary outcomes

  1. Proprioceptive drift in centimeters

    Time frame: baseline

    the recalibration of the real hand position towards the rubber hand

Secondary outcomes

  1. Score at the Embodiment questionnaires

    Time frame: Baseline

    the score relative to the questionnaire measuring the individual experience towards the illusion. The higher is the score, the higher is the sense of illusion explicitely reported by participants.

Sponsors and collaborators

Lead sponsor

Istituto Auxologico Italiano

Other

Collaborators

  • University of Turin, Italy

Registry information

Official study title

Rubber Hand Illusion in Anorexia Nervosa: the Role of Hand Dimensions and Physical Appearance

Acronym: RHI_size_AN

Important dates

Study start
2023
Primary completion
2024
Study completion
2024
First posted
Mar 6, 2024
Registry last updated
Aug 27, 2025

OpenTrials presents study information sourced from ClinicalTrials.gov. The official registry record should be consulted for the latest information.

View the official ClinicalTrials.gov record (opens in a new tab)

This listing is for discovery and informational purposes only. It is not medical advice, does not guarantee that a study is recruiting, and does not determine eligibility. Contact the study team and a qualified healthcare professional when considering participation.

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