nravelling body image in anorexia nervosa using virtual selves

Conditions: eating disorder
anorexia nervosa
10014067

Registration Number: NL-OMON53206

Lead Sponsor: Accare, kinder- en jeugspsychiatire

Brief Summary: Not available

Detailed Description: Not available

Recruitment & Eligibility

Status: Pending

Sex: Not specified

Target Recruitment: 144

Inclusion Criteria

Inclusion criteria for the patient group:
• In treatment at the Department of Eating Disorders of Accare
• Having a current formal diagnosis of anorexia nervosa according to DSM-5
criteria
• Aged 12 to 19 years old
• Female gender
• Being cognitively able to take part in the study, as judged by their therapist

Inclusion criteria for the comparison group:
• Aged 12 to 19 years old
• Female gender
• Having a healthy weight. The TNO (2010) BMI for age growth curve will be used
to determine an age adjusted BMI range which corresponds with adult BMI
classifications for a healthy weight (i.e., BMI between 18,5 and 24,9).

Exclusion Criteria

A potential participant who meets any of the following criteria will be
excluded from participation in this study:
• Aged > 19 years
• Aged < 12 years
• Not being able to speak and read Dutch
• Not being able to do the experiment without glasses

Additional exclusion criteria for the patient group:
• Being medically unstable and/or admitted to the hospital
• Being in an acute crisis (e.g., due to suicidality or substance abuse)

Additional exclusion criteria for the comparison group:
• Having heightened levels of eating disorder symptoms (EDE-Q >= 4; Mond, Hay,
Rogers & Owen, 2006).
• Being underweight (age adjusted BMI below norms for a healthy weight) or
overweight (age adjusted BMI above norms for a healthy weight).

Study & Design

Study Type: Observational non invasive

Study Design: Not specified

Primary Outcome Measures

Name	Time	Method
<p>By briefly (i.e., 4 x 10 seconds) exposing individuals with and without AN<br /><br>toward a personalized avatar in Virtual Reality (VR) with overweight, we will<br /><br>determine in real-time whether indeed self-disgust is characteristic of AN.<br /><br>Facial electromyography (fEMG) will be used to assess psychophysiological<br /><br>disgust responses with the levator labii as the classic index of disgust.<br /><br>Self-reported state levels of disgust will be assessed with visual analogue<br /><br>scales.</p><br>

Secondary Outcome Measures

Name	Time	Method
<p>• Fear of food intake indexed with the Anxiety about eating subscale of the<br /><br>Fear of Food Measure<br /><br>• Food intake expectancy indexed with the Weight gain estimation task</p><br>