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A Study Testing a Digital, Gamified Early Intervention for Eating Disorders ("FlexED")

1. Juni 2026 aktualisiert von: Duke University

A Randomized Controlled Trial Testing Mechanism Engagement and Clinical Impact of FlexED: A Digital, Gamified Early Intervention for Eating Disorders

The goal of this clinical trial is to test whether a new digital intervention decreases eating disorder symptoms in young women and girls at risk by changing how they experience thoughts and feelings about their body.

The digital intervention is based on Acceptance and Commitment Therapy (ACT). Participants will be randomly assigned (like a coin toss) to either the new digital intervention or education modules completed online.

The main questions are:

Does the digital intervention change how participants experience thoughts and feelings about their body or how they react to eating disorder triggers (e.g., images of idealized bodies)? Do these changes lead to decreases in eating disorder symptoms? Is the intervention acceptable and at the right dose?

Participants will:

Complete seven brief digital sessions over about 8 weeks. Complete interviews, surveys and lab assessments of reaction to body-related words and images.

Participants are followed for about 1 year.

Studienübersicht

Status

Noch keine Rekrutierung

Studientyp

Interventionell

Einschreibung (Geschätzt)

128

Phase

  • Unzutreffend

Kontakte und Standorte

Dieser Abschnitt enthält die Kontaktdaten derjenigen, die die Studie durchführen, und Informationen darüber, wo diese Studie durchgeführt wird.

Studienkontakt

Studieren Sie die Kontaktsicherung

Studienorte

    • North Carolina
      • Durham, North Carolina, Vereinigte Staaten, 27705
        • Duke University
        • Hauptermittler:
          • Rhonda M Merwin, Ph.D.
        • Kontakt:
        • Kontakt:

Teilnahmekriterien

Forscher suchen nach Personen, die einer bestimmten Beschreibung entsprechen, die als Auswahlkriterien bezeichnet werden. Einige Beispiele für diese Kriterien sind der allgemeine Gesundheitszustand einer Person oder frühere Behandlungen.

Zulassungskriterien

Studienberechtigtes Alter

  • Kind
  • Erwachsene

Akzeptiert gesunde Freiwillige

Nein

Beschreibung

Inclusion Criteria:

  • Female between the age of 15-25 years old.
  • Weight Concerns Scale score of >=47.
  • Endorses one or more eating disorder behaviors (e.g., extreme dieting or exercise, subjective or objective binge eating, purging behaviors).

Exclusion Criteria:

  • Currently meets the DSM-5 diagnostic criteria for full threshold anorexia nervosa, bulimia nervosa or binge eating disorder, or for an eating or feeding disorder that does not include body-image or weight related distress and is not the focus of study (e.g., ARFID, PICA) or a past diagnosis of one of these disorders.
  • Change in psychotropic medications in the past month.
  • Active suicidal ideation, current substance use disorder or diagnosed psychotic disorder.
  • Bipolar disorder not being treated with medication.
  • Currently in treatment for an eating disorder.
  • Non-English speaking.

Studienplan

Dieser Abschnitt enthält Einzelheiten zum Studienplan, einschließlich des Studiendesigns und der Messung der Studieninhalte.

Wie ist die Studie aufgebaut?

Designdetails

  • Hauptzweck: Behandlung
  • Zuteilung: Zufällig
  • Interventionsmodell: Parallele Zuordnung
  • Maskierung: Single

Waffen und Interventionen

Teilnehmergruppe / Arm
Intervention / Behandlung
Experimental: "FlexED"
Seven 20-minute sessions of an online, multimedia application that teaches psychological flexibility with body-image related thoughts and feelings.
Intervention consists of seven 20-minute sessions of a digital intervention based on Acceptance and Commitment Therapy (ACT). Participants learn psychological flexibility skills for body-image distress by completing interactive exercises and games with a relatable character and story line and receive rewards that reinforce learning.
Aktiver Komparator: Educational Control
Seven 20-minute online education sessions about eating disorders.
Intervention consists of seven digital online sessions of education about eating disorders and body image. Participants read information about how eating disorders develop and their impact on health and well-being and body image, watch videos and complete quizzes to check knowledge.

Was misst die Studie?

Primäre Ergebnismessungen

Ergebnis Maßnahme
Maßnahmenbeschreibung
Zeitfenster
Change from Baseline in the Body Image - Acceptance and Action Questionnaire (BI-AAQ)
Zeitfenster: Baseline, 4, 8, 12, 24, 36, 48 weeks
Self-report measure of body-image psychological flexibility. The measure consists of 13 (full measure) or 5 (short measure) items that ask about the degree to which thoughts and feelings about the body interfere with living. Higher scores indicate greater flexibility/adaptability.
Baseline, 4, 8, 12, 24, 36, 48 weeks
Change from Baseline in the Body-Image Stroop Bias Score
Zeitfenster: Baseline, 8 weeks, 24 weeks
Change in reaction time to body-related versus neutral words in an emotional stroop paradigm. In this paradigm, participants identify the color of the written word as quickly as possible. Differences in reaction time between emotionally relevant words and neutral words is calculated as a bias score. Lower bias scores indicate improvement.
Baseline, 8 weeks, 24 weeks
Change from Baseline in Eye Gaze Fixations - Body-Image Related Images
Zeitfenster: Baseline, 8 weeks, 24 weeks
Change in the number of fixations on body-image related images, including idealized bodies, overweight bodies, body-weight measurement, and images of binge eating and body-related distress. Fewer fixations indicate improvement.
Baseline, 8 weeks, 24 weeks
Acceptability of the intervention
Zeitfenster: 8 weeks
Enrollment targets met, >70% of participants that start the intervention will complete >80%, >70% of participants and sessions will have user inputs indicating engagement.
8 weeks
Change from Baseline in Eating Disorder Examination (EDE)
Zeitfenster: Baseline, 12 weeks, 24 weeks
Clinician-administered interview assessing eating disorder symptom severity, producing a Global score (main outcome) and 4 Subscale scores: Restraint, Eating Concerns, Weight Concerns, Shape Concerns. Higher scores indicate greater symptomatology.
Baseline, 12 weeks, 24 weeks
Change from Baseline in the Eating Disorder Examination - Questionnaire (EDE-Q)
Zeitfenster: Baseline, 12, 24, 36, 48 weeks
Questionnaire format of the clinician-administered interview assessing eating disorder symptom severity, producing a Global score (main outcome) and 4 Subscale scores: Restraint, Eating Concerns, Weight Concerns, Shape Concerns. Higher scores indicate greater symptomatology.
Baseline, 12, 24, 36, 48 weeks
Change from Baseline in the Clinical Impairment Assessment (CIA)
Zeitfenster: Baseline, 12, 24, 36, 48 weeks
Measures the extent to which eating disorder symptoms impair functioning. Higher scores indicate greater impairment.
Baseline, 12, 24, 36, 48 weeks
Change from Baseline in the Comprehensive Assessment of Acceptance and Commitment Therapy Processes -10 (CompACT-10)
Zeitfenster: Baseline, 4, 8, 12, 24, 36, 48 weeks
A 10-item measure of psychological flexibility as a multidimensional construct with subscales of Openness, Awareness and Engagement. Higher scores indicate greater flexibility/adaptability.
Baseline, 4, 8, 12, 24, 36, 48 weeks
Change from Baseline in Daily Levels of Body Image Distress and Psychological Flexibility
Zeitfenster: Baseline, 8 Weeks
4 days of ecological momentary assessment of 1) distress/body-image distress 2) problematic behaviors to change body weight/shape, 3) general attempts to suppress/get rid of unwanted thoughts and feelings, 4) avoiding doing things because of concern about body, and 5) the ability to maintain adaptive distance and 6) orient to values. Scaled items are on a Likert Scale 1=Not at All to 6=Very Much. For items 1-4, higher scores are more problematic; For items 5-6, higher scores are more flexible adaptive.
Baseline, 8 Weeks

Sekundäre Ergebnismessungen

Ergebnis Maßnahme
Maßnahmenbeschreibung
Zeitfenster
Change from Baseline in Heart Rate when Viewing Emotional Film Clips
Zeitfenster: Baseline, 8 weeks, 24 weeks
Heart rate and heart rate variability measured with BIOPAC during the viewing of film clips (neutral, emotional-general, emotional-body-image related). Increases indicate greater flexibility/adaptability.
Baseline, 8 weeks, 24 weeks
Change from Baseline in Cognitive Flexibility - Set-Shifting as assessed by the Wisconsin Card Sort Test (WCST)
Zeitfenster: Baseline, 24 weeks
68-item computerized version of the WCST using default settings; perseverative errors. Decreases in errors indicates greater cognitive flexibility/adaptability.
Baseline, 24 weeks
Change from Baseline in Response Inhibition as assessed by Go/No-Go Task
Zeitfenster: Baseline, 8 weeks, 24 weeks
The Go/No-Go task measures ability to inhibit a response when signaled (among other outcomes), measured by commission errors (frequency of responding when signaled to not respond); Other indices include sensitivity (ability to discriminate go/no go trials) and reaction time to go stimuli. Commission errors are of primary interest; decreases indicate reductions in impulsivity / improvement.
Baseline, 8 weeks, 24 weeks

Andere Ergebnismessungen

Ergebnis Maßnahme
Maßnahmenbeschreibung
Zeitfenster
Change from Baseline in the Body Dissatisfaction Subscale of the Eating Disorder Inventory-3
Zeitfenster: Baseline, 8 Weeks
EDI-3 Body Dissatisfaction (BD) Subscale, 10 items assessing contentment with specific body parts on a 6-point Likert scale (alternative mechanism of change). Higher scores indicate greater symptomatology.
Baseline, 8 Weeks
Change from Baseline in Problematic Social Media Use as assessed by the Bergen Social Media Addiction Scale
Zeitfenster: Baseline, 12 Weeks
4-item scale assessing the extent to which social media use interfered or caused problems in life, with an additional item of hours of use (exploratory). Decreases indicate improvement.
Baseline, 12 Weeks

Mitarbeiter und Ermittler

Hier finden Sie Personen und Organisationen, die an dieser Studie beteiligt sind.

Studienaufzeichnungsdaten

Diese Daten verfolgen den Fortschritt der Übermittlung von Studienaufzeichnungen und zusammenfassenden Ergebnissen an ClinicalTrials.gov. Studienaufzeichnungen und gemeldete Ergebnisse werden von der National Library of Medicine (NLM) überprüft, um sicherzustellen, dass sie bestimmten Qualitätskontrollstandards entsprechen, bevor sie auf der öffentlichen Website veröffentlicht werden.

Haupttermine studieren

Studienbeginn (Geschätzt)

1. Juni 2026

Primärer Abschluss (Geschätzt)

15. Juli 2028

Studienabschluss (Geschätzt)

31. Juli 2028

Studienanmeldedaten

Zuerst eingereicht

1. Juni 2026

Zuerst eingereicht, das die QC-Kriterien erfüllt hat

1. Juni 2026

Zuerst gepostet (Tatsächlich)

8. Juni 2026

Studienaufzeichnungsaktualisierungen

Letztes Update gepostet (Tatsächlich)

8. Juni 2026

Letztes eingereichtes Update, das die QC-Kriterien erfüllt

1. Juni 2026

Zuletzt verifiziert

1. Juni 2026

Mehr Informationen

Begriffe im Zusammenhang mit dieser Studie

Plan für individuelle Teilnehmerdaten (IPD)

Planen Sie, individuelle Teilnehmerdaten (IPD) zu teilen?

JA

Beschreibung des IPD-Plans

IPD will be shared in the NIMH National Data Archive (NDA).

Arzneimittel- und Geräteinformationen, Studienunterlagen

Studiert ein von der US-amerikanischen FDA reguliertes Arzneimittelprodukt

Nein

Studiert ein von der US-amerikanischen FDA reguliertes Geräteprodukt

Nein

Diese Informationen wurden ohne Änderungen direkt von der Website clinicaltrials.gov abgerufen. Wenn Sie Ihre Studiendaten ändern, entfernen oder aktualisieren möchten, wenden Sie sich bitte an register@clinicaltrials.gov. Sobald eine Änderung auf clinicaltrials.gov implementiert wird, wird diese automatisch auch auf unserer Website aktualisiert .

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