Executive Function Play Opportunities for Children With Down Syndrome (EXPO)
Executive Function Intervention for Young Children With Down Syndrome
Panoramica dello studio
Stato
Stato
Condizioni
Condizioni
Intervento / Trattamento
Intervento / Trattamento
Descrizione dettagliata
The Executive Function Play Opportunities (EXPO) study is a sequential, multiple assignment, randomized trial (SMART) evaluating adaptive caregiver-mediated intervention pathways for improving executive function (EF) in children with Down syndrome (DS). At baseline, all participants will complete an assessment including laboratory-based measures of EF, parent-report measures of EF, and intensive ecological measurement of EF using the iBehavior app. Participants will then be randomized in a 1:4 ratio to receive either a delayed-treatment control condition or the EXPO intervention, with a target total sample size of 150.
During stage 1, participants in the EXPO condition will complete 4 weeks of standard EXPO intervention. The initial weeks of EXPO consist of 2 weeks of EXPO Ready activities followed by 2 weeks of Working Memory activities, and all participants in the EXPO intervention receive ongoing support from an EXPO coach.
At the stage 1 evaluation, conducted 4 weeks after starting EXPO, all participants will complete the laboratory-based EF assessment battery. EXPO participants will be assessed for response to the intervention and classified as early or slower responders based on prespecified criteria for improvement in laboratory-based EF performance.
Early responders will be assigned to the standard EXPO intervention in stage 2 and continue with activities targeting inhibition, cognitive flexibility, planning, and consolidation of skills for a total of 12 weeks. Slower responders will be randomly assigned in a 1:1 ratio to either the EXPO Extended or EXPO Foundations pathway. The EXPO Extended pathway will include the same core activities as the EXPO standard pathway but will provide additional intervention time, for a total of 18 weeks. The EXPO Foundations pathway will begin with a block of activities targeting early social communication and regulation to provide a foundation for activity engagement, followed by more foundational versions of activities targeting inhibition and cognitive flexibility. The EXPO Foundations pathway will continue for a total of 12 weeks.
All participants will complete laboratory and parent-report measures of EF immediately post-intervention and 3 months later. Participants in the delayed-treatment control condition will not receive EXPO during the initial study period but will complete the same assessments as participants in the EXPO intervention. Following completion of the 3-month follow-up, participants in the delayed-treatment control condition will be offered the EXPO intervention.
Tipo di studio
Tipo di studio
Iscrizione (Stimato)
Iscrizione
Fase
Fase
- Non applicabile
Contatti e Sedi
Contatto studio
Contatto studio
- Nome: Kaylyn Van Deusen, MS
- Numero di telefono: 9704911969
- Email: kaylyn.van_deusen@colostate.edu
Backup dei contatti dello studio
- Nome: Miranda Pinks, MS
- Numero di telefono: 970-4911969
- Email: miranda.pinks@colostate.edu
Luoghi di studio
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CO
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Padova, CO, Italia, 80526
- University of Padova
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Contatto:
- Silvia Lanfranchi, PhD
- Numero di telefono: 9702194288
- Email: silvia.lanfranchi@unipd.it
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Colorado
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Fort Collins, Colorado, Stati Uniti, 80523
- Colorado State University
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Investigatore principale:
- Deborah Fidler, PhD
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Contatto:
- Deborah Fidler, PhD
- Numero di telefono: 9702194288
- Email: Deborah.fidler@colostate.edu
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Contatto:
- Kaylyn Van Deusen, MS
- Numero di telefono: 970-4911969
- Email: kaylyn.Van_Deusen@colostate.edu
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Sub-investigatore:
- Nathaniel Riggs, Phd
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Sub-investigatore:
- Susan Hepburn, PhD
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Sub-investigatore:
- Lisa Daunhauer, ScD
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Criteri di partecipazione
Criteri di ammissibilità
Criteri di ammissibilità
Età idonea allo studio
- Bambino
Accetta volontari sani
Descrizione
Inclusion Criteria:
- confirmed medical diagnosis of Down syndrome
Exclusion Criteria:
- no complete hearing or vision loss
- primary exposure to English or Italian
Piano di studio
Come è strutturato lo studio?
Dettagli di progettazione
- Scopo principale: Trattamento
- Assegnazione: Randomizzato
- Modello interventistico: Assegnazione sequenziale
- Mascheramento: Separare
Numero di armi
Armi e interventi
Gruppo di partecipanti / ArmGruppo di partecipanti / Arm |
Intervento / TrattamentoIntervento / Trattamento |
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Nessun intervento: Delayed-Treatment Control
Participants do not receive EXPO during the initial study period and complete the same EF assessments as participants in the EXPO intervention pathways.
Participants are offered the EXPO intervention following completion of the 3-month follow-up.
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Sperimentale: EXPO Standard Pathway
Early responders to EXPO at the stage 1 evaluation are assigned to the standard, 12 -week intervention with activities refined from EXPO 2.0.
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EXPO is a novel intervention that targets the development of EF through play-based opportunities for children with DS and their primary caregivers.
EXPO is a 'syndrome-informed' intervention in that all activities are tailored to phenotypic strengths and challenges associated with DS, accounting for cognitive, language, and motor presentations frequently observed in this population.
EXPO is also designed to elicit maximal engagement and enjoyment for children and their caregivers by embedding opportunities to strengthen EF component processes in the context of play and games.
Altri nomi:
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Comparatore attivo: Adaptive Pathway 1/EXPO Extended
Half of participants classified as slower responders to EXPO at the stage 1 evaluation are randomly assigned to EXPO Extended.
EXPO Extended provides the standard pathway activities with an extended 18-week schedule.
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Alternative EXPO pathway that extends the length of the EXPO intervention from 12 to 18 weeks to provide more time and opportunity for skill acquisition.
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Comparatore attivo: Adaptive Pathway 2/EXPO Foundations
Half of participants classified as slower responders to EXPO at the stage 1 evaluation are randomly assigned to EXPO Foundations.
EXPO Foundations provides a more foundational pathway with simplified activities, and additional activities that emphasize early communication and regulatory processes.
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An augmented version of EXPO that places a greater emphasis on precursors to EXPO activity engagement, including an increased number of social routine activities, enhanced presses for social communication behaviors like joint attention, enhanced focus on early self-regulation skills, and adaptations of all EXPO activities in each block that emphasize more foundational aspects of play.
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Cosa sta misurando lo studio?
Misure di risultato primarie
Misure di risultato primarie
Misura del risultato |
Misura Descrizione |
Lasso di tempo |
|---|---|---|
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Adapted Reverse Categorization
Lasso di tempo: From enrollment to the end of treatment, with a 3-month follow-up
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Rule switch task that involves sorting by color, and then reversing the sort rule
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From enrollment to the end of treatment, with a 3-month follow-up
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Zoo Animal Switch
Lasso di tempo: From enrollment to the end of treatment, with a 3-month follow-up
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Rule switch task that involves sorting large and small animal pairs by size into large and small buckets, then reversing the rule to put large animals into the small bucket, and small animals into the large bucket
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From enrollment to the end of treatment, with a 3-month follow-up
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Developmental Profiles-4 Cognitive domain
Lasso di tempo: From enrollment to the end of treatment, with a 3-month follow-up
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Growth Scale Values in the Developmental Profiles-4 Cognitive domain
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From enrollment to the end of treatment, with a 3-month follow-up
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Developmental Profiles-4 Social-emotional domain
Lasso di tempo: From enrollment to the end of treatment, with a 3-month follow-up
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Growth Scale Values in the Developemental Profiles-4 Social-Emotional domain
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From enrollment to the end of treatment, with a 3-month follow-up
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Misure di risultato secondarie
Misure di risultato secondarie
Misura del risultato |
Misura Descrizione |
Lasso di tempo |
|---|---|---|
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iBehavior Ecological Momentary Assessment
Lasso di tempo: From enrollment to the end of treatment, with a 3-month follow-up
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From enrollment to the end of treatment, with a 3-month follow-up
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Self ordered pointing: Garage Game
Lasso di tempo: From enrollment to the end of treatment, with a 3-month follow-up
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Self-ordered pointing task that requires working memory/updating
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From enrollment to the end of treatment, with a 3-month follow-up
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BRIEF-Preschool Inhibition Domain
Lasso di tempo: From enrollment to the end of treatment, with a 3-month follow-up
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Standardized Caregiver Report of Executive Functioning for Preschool aged children
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From enrollment to the end of treatment, with a 3-month follow-up
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Hearts and Flowers
Lasso di tempo: From enrollment to the end of treatment, with a 3-month follow-up
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Opposites task that involves matching cards to the opposite type of card
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From enrollment to the end of treatment, with a 3-month follow-up
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Developmental Profiles-4 Adaptive Behavior domain
Lasso di tempo: From enrollment to the end of treatment, with a 3-month follow-up
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Growth Scale Values in the Developmental Profiles-4 Adaptive Behavior domain
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From enrollment to the end of treatment, with a 3-month follow-up
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Building Task
Lasso di tempo: From enrollment to the end of treatment, with a 3-month follow-up
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Shape design task that involves reproducing a pattern of blocks according to a design produced by the examiner
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From enrollment to the end of treatment, with a 3-month follow-up
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Collaboratori e investigatori
Sponsor
Sponsor
Collaboratori
Collaboratori
Investigatori
Investigatori
- Investigatore principale: Deborah Fidler, Colorado State University
Studiare le date dei record
Studia le date principali
Inizio studio (Stimato)
Inizio studio
Completamento primario (Stimato)
Completamento primario
Completamento dello studio (Stimato)
Completamento dello studio
Date di iscrizione allo studio
Primo inviato
Primo inviato
Primo inviato che soddisfa i criteri di controllo qualità
Primo inviato che soddisfa i criteri di controllo qualità
Primo Inserito (Effettivo)
Primo Inserito
Aggiornamenti dei record di studio
Ultimo aggiornamento pubblicato (Effettivo)
Ultimo aggiornamento pubblicato
Ultimo aggiornamento inviato che soddisfa i criteri QC
Ultimo aggiornamento inviato che soddisfa i criteri QC
Ultimo verificato
Ultimo verificato
Maggiori informazioni
Termini relativi a questo studio
Parole chiave
Termini MeSH pertinenti aggiuntivi
Altri numeri di identificazione dello studio
Altri numeri di identificazione dello studio
- 7190 (CTEP)
- R61HD115161 (Sovvenzione/contratto NIH degli Stati Uniti)
Piano per i dati dei singoli partecipanti (IPD)
Hai intenzione di condividere i dati dei singoli partecipanti (IPD)?
Descrizione del piano IPD
Upon completion of this study, and annually throughout the thre-year project period, our team will share all developmental and behavioral with the NIH INCLUDE Data Coordinating Center.
Data will also be collected from a parent or guardian via questionnaire and the iBehavior smartphone application. Data that will be preserved and shared include demographic information, developmental assessments composite scores, caregiver rating composite scores for behavioral dimensions, and caregiver-reported iBehavior composite data. The data transformation approach for all aggregate-level data will be specified in detail in a protocol manual for reproducibility. Information regarding data content, format, and organization will be available to any research colleagues accessing the DCC database. All shared data will be formatted in accordance with current standards and norms in the field of
Periodo di condivisione IPD
Criteri di accesso alla condivisione IPD
Tipo di informazioni di supporto alla condivisione IPD
- STUDIO_PROTOCOLLO
- LINFA
- ICF
Informazioni su farmaci e dispositivi, documenti di studio
Studia un prodotto farmaceutico regolamentato dalla FDA degli Stati Uniti
Studia un dispositivo regolamentato dalla FDA degli Stati Uniti
Queste informazioni sono state recuperate direttamente dal sito web clinicaltrials.gov senza alcuna modifica. In caso di richieste di modifica, rimozione o aggiornamento dei dettagli dello studio, contattare register@clinicaltrials.gov. Non appena verrà implementata una modifica su clinicaltrials.gov, questa verrà aggiornata automaticamente anche sul nostro sito web .