Sociocultural factors and eating disorders in adolescence: evaluation of a school-based prevention program

ISRCTN	ISRCTN83170682
DOI	https://doi.org/10.1186/ISRCTN83170682
Protocol serial number	Förderkennzeichen 01EL0408
Sponsor	Federal Ministry of Education and Research (BMBF) (Germany)
Funder	Federal Ministry of Education and Research (BMBF) (Germany) (Registration number: 01EL0607)

Submission date: 30/06/2007
Registration date: 05/11/2007
Last edited: 04/07/2019

Recruitment status: No longer recruiting
Overall study status: Completed
Condition category: Mental and Behavioural Disorders

Prospectively registered

Protocol

Statistical analysis plan

Results

Individual participant data

Plain English summary of protocol

Not provided at time of registration

Contact information

Prof Petra Warschburger
Scientific

Karl-Liebknecht-Strasse 24-25
Potsdam
14476
Germany

Phone	+49 (0)331 9772874
Email	warschb@uni-potsdam.de

Study information

Primary study design	Interventional
Study design	Randomised controlled trial
Secondary study design	Randomised controlled trial
Study type	Participant information sheet
Scientific title	Sociocultural factors and eating disorders in adolescence: evaluation of a school-based prevention program
Study acronym	POPS (Potsdamer prävention an schulen)
Study objectives	The participants of the prevention program show less symptoms of disordered eating and related risk factors 3 and 12 months after the program (compared to the control group).
Ethics approval(s)	Ethics approval received from the ethics committee of the University of Potsdam on the 11th December 2006 (ref: 3/22).
Health condition(s) or problem(s) studied	Eating disorders
Intervention	The participants who are randomised to the intervention group will receive the prevention program. Trained teachers will carry out 9 sessions of regular classes, 1 - 2 sessions a week, 45 minutes each. During the classes they will teach the participants about nutrition and well-being, media competency, self-esteem, problem solving, stress management, and dealing with appearance-related social pressure. Materials and methods include DVDs, games, discussions, quizzes, leaflets, questionnaires, homework and teamwork. The participants allocated to the control group do not receive any intervention. They will receive the same training on the program after the evaluation of the program based on this trial is completed.
Intervention type	Other
Primary outcome measure(s)	Symptoms of eating disorders, measured at 3 and 12 months after completion of the program using the following: 1. Eating Attitudes Test (EAT) 2. Eating Disorder Inventory (EDI) 3. Eating Disorder Examination (EDE)
Key secondary outcome measure(s)	Current secondary outcome measures as of 16/10/2008: Risk and protective factors assessed at 3 and 12 months after completion of the programme using the following: 1. Sociocultural Attitudes Towards Appearance Questionnaire (SATAQ) 2. Appearance Schema Inventory (ASI) 3. Coping 4. Body dissatisfaction, assessed by the Contour Drawing Rating Scale (CDRS) and the Eating Disorder Inventory - Body Dissatisfaction (EDI-BD) 5. Appearance related social pressure questionnaire (Fragebogen zum aussehensbezogenen sozialen Druck [FASD]) Please note that the changes are due to errors in the information submitted at time of registration. Secondary outcome measures provided at time of registration: Risk and protective factors assessed at 3 and 12 months after completion of the programme using the following: 1. Sociocultural Attitudes Towards Appearance Questionnaire (SATAQ) 2. Appearance Schema Inventory (ASI) 3. Coping 4. Body dissatisfaction
Completion date	30/06/2009

Eligibility

Participant type(s)	Patient
Age group	Child
Lower age limit	12 Years
Upper age limit	16 Years
Sex	All
Target sample size at registration	1200
Total final enrolment	1112
Key inclusion criteria	Adolescents Grade 7 - 9 (12 - 16 years).
Key exclusion criteria	Does not comply with above criteria.
Date of first enrolment	01/07/2006
Date of final enrolment	30/06/2009

Locations

Countries of recruitment

Germany

Study participating centre

Karl-Liebknecht-Strasse 24-25

Potsdam
14476
Germany

Results and Publications

Individual participant data (IPD) Intention to share	No
IPD sharing plan summary	Not provided at time of registration
IPD sharing plan

Study outputs

Output type	Details	Date created	Date added	Peer reviewed?	Patient-facing?
Results article	results	01/08/2011	04/07/2019	Yes	No
Results article	results	01/09/2016	04/07/2019	Yes	No
Results article	results	01/09/2015	04/07/2019	Yes	No
Results article	results	01/06/2018	04/07/2019	Yes	No
Participant information sheet	Participant information sheet	11/11/2025	11/11/2025	No	Yes
Study website	Study website	11/11/2025	11/11/2025	No	Yes

Editorial Notes

04/07/2019: Publication reference and total final enrolment added.