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FlexED: En digital, gamified tidlig intervensjon for spiseforstyrrelser

28. august 2026 oppdatert av: Duke University

The goal of this clinical trial is to test a new intervention for body-image distress to reduce eating disorder symptoms in young women and girls between the ages of 15-25 years old.

Participants complete up to 8 digital sessions using their mobile phone that include a character, story line and interactive exercises, games and digital rewards. Everyone in the study completes the intervention after different periods of time (2, 4 or 6 weeks) of completing assessments.

Researchers will examine the impact of the intervention on participants ability to respond flexibly to body-image distress or triggers, measuring things like heart rate, eye gaze, and reaction time to body-image related words and images, and test how long it takes to see change.

Studieoversikt

Status

Fullført

Forhold

Intervensjon / Behandling

Detaljert beskrivelse

This multiple baseline experiment tests the impact of a digital, gamified early intervention for eating disorders on body-image psychological flexibility and assesses treatment dose. Twenty-four young women and girls with eating disorder (ED) symptoms are randomized to baseline duration between 2-6 weeks. Participants complete up to eight 20-30 minute sessions of a multimedia application using their mobile phone. Psychological flexibility is measured repeatedly using a multi-level, multi-dimensional assessment strategy of self-report and lab-based tasks assessing flexibility in cognition, affect and attention with body-image related stimuli during the baseline and treatment phases to estimate treatment effects.

Studietype

Intervensjonell

Registrering (Faktiske)

34

Fase

  • Ikke aktuelt

Kontakter og plasseringer

Denne delen inneholder kontaktinformasjon for de som utfører studien, og informasjon om hvor denne studien blir utført.

Studiesteder

    • North Carolina
      • Durham, North Carolina, Forente stater, 27705
        • Duke University

Deltakelseskriterier

Forskere ser etter personer som passer til en bestemt beskrivelse, kalt kvalifikasjonskriterier. Noen eksempler på disse kriteriene er en persons generelle helsetilstand eller tidligere behandlinger.

Kvalifikasjonskriterier

Alder som er kvalifisert for studier

15 år til 25 år (Barn, Voksen)

Tar imot friske frivillige

Nei

Kjønn som er kvalifisert for studier

Alle

Beskrivelse

Inclusion Criteria:

  • Female identified 15-25 years old
  • Weight Concerns Scale score of >47
  • Eating disorder behaviors with onset at current level <3 years

Exclusion Criteria:

  • Currently meet diagnostic criteria for anorexia or bulimia nervosa
  • Psychosis, substance use disorder or current suicidal ideation or self-harm.
  • Start or change in psychiatric medications within the past month.
  • NonEnglish Speaking.
  • Presents with other specified feeding or eating disorder (OSFED) that does not includes weight/shape concerns as a primary feature (e.g., Avoidant Restrictive Food Intake Disorder).

Studieplan

Denne delen gir detaljer om studieplanen, inkludert hvordan studien er utformet og hva studien måler.

Hvordan er studiet utformet?

Designdetaljer

  • Primært formål: Behandling
  • Tildeling: Randomisert
  • Intervensjonsmodell: Enkeltgruppeoppdrag
  • Masking: Ingen (Open Label)

Våpen og intervensjoner

Deltakergruppe / Arm
Intervensjon / Behandling
Eksperimentell: 2-Week Baseline Duration

2 weeks of assessment, then 8 weeks of intervention

Intervention consists of eight 20-30 minute sessions of a digital intervention based on Acceptance and Commitment Therapy (ACT). Participants learn skills of body image flexibility by following an avatar through a story line and completing interactive exercises.

Eksperimentell: 4-Week Baseline Duration

4 weeks of assessment, then 8 weeks of intervention

Intervention consists of eight 20-30 minute sessions of a digital intervention based on Acceptance and Commitment Therapy (ACT). Participants learn skills of body image flexibility by following an avatar through a story line and completing interactive exercises.

Eksperimentell: 6-Week Baseline Duration

6 weeks of assessment, then 8 weeks of intervention

Intervention consists of eight 20-30 minute sessions of a digital intervention based on Acceptance and Commitment Therapy (ACT). Participants learn skills of body image flexibility by following an avatar through a story line and completing interactive exercises.

Eksperimentell: Condensed schedule

2 weeks of assessment, then 4 weeks of intervention (sessions twice a week)

Intervention consists of eight 20-30 minute sessions of a digital intervention based on Acceptance and Commitment Therapy (ACT). Participants learn skills of body image flexibility by following an avatar through a story line and completing interactive exercises.

Hva måler studien?

Primære resultatmål

Resultatmål
Tiltaksbeskrivelse
Tidsramme
Change in Body Image - Acceptance and Action Questionnaire-5 (BI-AAQ-5)
Tidsramme: Baseline, 6-8 weeks and 12 weeks

5-item measure assessing the ability to behave flexibly in the presence of negative thoughts and feelings about the body. Scores range from 5 to 35 with higher scores indicating greater flexibility.

Baseline, 6-8 weeks and 12 weeks
High Frequency Heart Rate Variability (HF-HRV)
Tidsramme: Baseline, 6-8 weeks, and 12 weeks

Heart rate variability during provocation of body image distress; greater variability indicates an increased capacity to modulate arousal and distress. Indexed by HF Power ms^2 (Induction-Rest).

Baseline, 6-8 weeks, and 12 weeks
Change From Baseline in Biased Processing of Body Image Stimuli Relative to Neutral Stimuli
Tidsramme: Baseline, 6-8 weeks, and 12 weeks

Biased processing of stimuli is assessed using an emotional Stroop task with body image and neutral stimuli. Improvements are indicated by decreases in bias score (decreases in difference in reaction time between evocative and neutral stimuli).

Baseline, 6-8 weeks, and 12 weeks
CompACT-10 (Comprehensive Assessment of Acceptance and Commitment Therapy)
Tidsramme: Baseline, 6-8 weeks, 12 weeks

10-item measure assessing psychological flexibility. Total scores range from 10 to 70 with higher scores indicating greater flexibility.

Baseline, 6-8 weeks, 12 weeks
Number of Eye Gaze Fixations on Pathology-relevant, Body-image Stimuli
Tidsramme: Baseline, 6-8 weeks, 12 weeks

Number of fixations on body and food related images presented during HF-HRV task.

Baseline, 6-8 weeks, 12 weeks

Samarbeidspartnere og etterforskere

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Sponsor

Samarbeidspartnere

Studierekorddatoer

Disse datoene sporer fremdriften for innsending av studieposter og sammendragsresultater til ClinicalTrials.gov. Studieposter og rapporterte resultater gjennomgås av National Library of Medicine (NLM) for å sikre at de oppfyller spesifikke kvalitetskontrollstandarder før de legges ut på det offentlige nettstedet.

Studer hoveddatoer

Studiestart (Faktiske)

2. juli 2024

Primær fullføring (Faktiske)

7. mai 2025

Studiet fullført (Faktiske)

7. mai 2025

Datoer for studieregistrering

Først innsendt

1. november 2022

Først innsendt som oppfylte QC-kriteriene

1. november 2022

Først lagt ut (Faktiske)

8. november 2022

Oppdateringer av studieposter

Sist oppdatering lagt ut (Faktiske)

23. september 2026

Siste oppdatering sendt inn som oppfylte QC-kriteriene

28. august 2026

Sist bekreftet

1. august 2026

Mer informasjon

Begreper knyttet til denne studien

Andre studie-ID-numre

  • Pro00111571

Plan for individuelle deltakerdata (IPD)

Planlegger du å dele individuelle deltakerdata (IPD)?

NEI

Legemiddel- og utstyrsinformasjon, studiedokumenter

Studerer et amerikansk FDA-regulert medikamentprodukt

Nei

Studerer et amerikansk FDA-regulert enhetsprodukt

Nei

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