Temptation and restraint: The role of reward and punishment sensitivity in disorder eating

Completed

Conditions: 10014067
Anorexia Nervosa
eating disorder & Obesity
severe overweight

Registration Number: NL-OMON41789

Lead Sponsor: Rijksuniversiteit Groningen

Brief Summary: Not available

Detailed Description: Not available

Recruitment & Eligibility

Status: Completed

Sex: Not specified

Target Recruitment: 272

Inclusion Criteria

Anorexia:
Anorexia Nervosa (DSM-5)
Atypical Anorexia Nervosa (DSM-5)
Patients between the ages of 12-23
Obesity:
Patients referred to the eating disorder department of Accare in Smilde or Almere
Obesity (Adjusted BMI of 140 or higher)
Patients between the ages of 12-23
Healthy controls:
Students matched on the average age, gender and educational level of the patients.

Exclusion Criteria

Anorexia:
Patients who do not speak Dutch.
Obesity:
Patients whose obesity is caused by a medical disease or disorder, and who do not have a disturbed energy balance.
Patients who do not speak Dutch.
Healthy controls:
Subjects who do not speak Dutch.
Subjects who meet the criteria of an eating disorder (cut-off on the EDE-Q =4; Mond, Hay, Rogers & Owen, 2006).
Subjects who are obese (Adjusted BMI 140 or higher)
Subjects who are underweight (Adjusted BMI of 85 or lower)

Study & Design

Study Type: Observational non invasive

Study Design: Not specified

Primary Outcome Measures

Name	Time	Method
<p>The main study parameters are general and disorder-specific appetitive and<br /><br>aversive processing biases (general and disorder-specific reward and punishment<br /><br>sensitivity). </p><br>

Secondary Outcome Measures

Name	Time	Method
<p>Secondary study parameters will be treatment success measured in both<br /><br>adjusted-BMI and severity of eating disorder symptoms. Other study parameters<br /><br>are executive control, self-reported reward and punishment sensitivity,<br /><br>self-reported anxiety and depression, and positive and negative affect.</p><br>