Food image-induced craving and decision-making under ambiguity in morbid obesity

• Conditions: F50; E66; Eating disorders; Obesity

• Registration Number: DRKS00012658
• Lead Sponsor: Medizinische Hochschule Hannover, Klinik für Psychosomatik und Psychotherapie

Brief Summary

Not available

Detailed Description

Not available

Study Timeline

• Study Start: 2017-09-28
• Study Completion: 2018-07-06
• Last Update Posted: 19 August 2024

Recruitment & Eligibility

• Status: Complete
• Sex: All
• Target Recruitment: 187

Inclusion Criteria

patients: obesity class 2 and 3 (BMI>35);
controls: BMI<30

Exclusion Criteria

Insufficient knowledge of the German language, intellectual deficit, psychosis, acute substance dependence, learning or developmental disorder, neurological disease, cranial brain injury, sensory impairment

Study & Design

• Study Type: observational
• Study Design: Not specified

Primary Outcome Measures

Name	Time	Method
IGT-net score (number of favourable card draws minus number of unfavourable card draws) measures the decision-making behaviour of patients with the Iowa gambling task(IGT).

Secondary Outcome Measures

Name	Time	Method
Secondary endpoint is the group comparison of the two learning curves (1. vs. 2. IGT version), depicting implicit learning and emotional feedback processing during the test run.<br>The questionnaires are used for the descriptive description of the sample and to be able to control potential confounders afterwards.