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RecruitingNCT05958680ASDactiveUpdated Jul 24, 2023

ASDactive: An Integrated Theory-based Intervention to Promote Habitual Physical Activity

An interventional study of ASDactive in Physical Inactivity, Sedentary Behavior and Autism, sponsored by Aberystwyth University. Recruiting at 1 site in United Kingdom. Open to participants aged 10 Years to 24 Years, including healthy volunteers. Per ClinicalTrials.gov, last updated 2023-07-24.

Sponsored by Aberystwyth University · Not applicable, Interventional, and Basic science

From the registry’s dates

  • Primary completion was expected by Jan 2024, 2 years 10 months ago, but the record still lists the study as recruiting.
Phase
Not applicable
Study type
Interventional
Enrollment
30
Allocation
Not applicable
Ages
10 Years to 24 Years
Sex
All
01

Study summary

ASDactive is a theory-based behaviour change intervention aimed at improving the physical activity behaviours of autistic youth. The feasibility of the intervention will be tested through interviews with participants and stakeholders. "Proof of concept" will be tested through preliminary measures of physical activity measured before and after the intervention.

Read the detailed description

ASDactive is has been developed with guidance from autistic people and stakeholders in autism. It is informed by motivation and behaviour change theory, specifically habit theory. The intervention aims to improve the habitual exercise behaviours of autistic youth by focusing on their strengths and interests.

The feasibility study will run for 3-months, with a further 3-month follow-up period. Participants will attend motivational sessions in person where they will self-select physical activity habits to incorporate into their daily lives. They will be taught fundamental movement skills that they can use in their own leisure time. In-person sessions will be held once per fortnight with online sessions twice weekly. Participants will be encouraged to engage with as many sessions as possible, but part of the evaluation will assess uptake and engagement.

Self-determination theory and habit theory will underpin all aspects of the intervention and autistic strong interests will be embedded in the materials used.

02

Conditions studied

  • Physical Inactivity
  • Sedentary Behavior
  • Autism
  • Autism Spectrum Disorder
  • Asperger Syndrome
  • Behavioral

Keywords

  • behavior change
  • physical activity
  • exercise
  • autism
  • aspergers
  • feasibility
  • implementation mapping
03

In context

Sedentary Behavior

1,273 studies on the registry are indexed under Sedentary Behavior; 300 are open to participants now.

This study's planned enrollment of 30 is below the median of 60 across 1,076 interventional studies indexed under Sedentary Behavior.

Browse Sedentary Behavior studies →

Lead sponsor

Aberystwyth University is the lead sponsor of 9 studies on the registry; 1 is open to participants now.

Counted across the registry records on this site, refreshed daily.

04

Who can participate

Ages eligible
10 Years to 24 Years
Sexes eligible
All
Accepts healthy volunteers
Yes

Go through the criteria one by one — yes, no or not sure — and take the list to your doctor or the study team. Kept in this browser only.

Inclusion criteria

  • Young people aged 10-24-years diagnosed with Level 1 autism or Asperger's syndrome

Exclusion criteria

Exclusion Criteria:

  • Physical conditions or injuries that might hinder physical activity participation
05

Study design

Phase
Not applicable
Primary purpose
Basic science
Allocation
Not applicable
Intervention model
Single group
Masking
None (open label)
Enrollment
30 participants (estimated)

Study arms

  • Experimental
    ASDactive

    Theoretically derived behaviour change intervention aimed at promoting habitual physical activity uptake

    Behavioral: ASDactive

Interventions

  • BehavioralASDactive

    An integrated theory-based intervention to promote habitual physical activity behaviours in autistic youth

06

What researchers measure

Primary outcomes

  1. Feasibility of the intervention through its Adoption

    Number of people engaging with the sessions each week

    Time frame: 3- months

  2. Feasibility through Implementation

    Assessment of the fidelity of the delivery sessions. Two sessions will be recorded and reviewed by two assessors to ensure they are consistently delivered according to the protocol

    Time frame: 3- months

Secondary outcomes

  1. Self-Report Habit Index

    A scale which measures a combination of subjective estimates (never to always) and recall of behavioural frequency (number of times per week). These are then multiplied by stability of context measured by subjective evaluations (e.g., always in the same place to never in the same place). When frequency and stability are multiplied on the scale, a habit strength between 0-36 is given. Lower scores indicate poor levels of habit strength, higher scores indicated good habit strength.

    Time frame: 3- and 6-months as a follow-up

  2. Basic Psychological Need Satisfaction Scale

    Measures of basic psychological needs (autonomy, relatedness, and competence) measured on a 7-point likert scale from strongly disagree to strongly agree. Lower scores indicate lower levels of perceived psychological needs being met and so worse outcomes.

    Time frame: 3 months

  3. International Physical Activity Questionnaire- Short form

    self-report physical activity levels through open-ended questions surrounding individuals' last 7-day recall of physical activity

    Time frame: 3- and -6 months as a follow-up

07

Study locations

1 of 1 sites recruiting
  • Katherine Parsons
    Aberystwyth, Ceredigion SY23 3UX, United Kingdom
    Recruiting
08

References and documents

Individual participant data

Plan to share: Yes — IPD will be stored in Aberystwyth University's repository for 5-years. IPD will not include personal data belonging to participants but will include anonymised outcome data generated from self-report measures.

Supporting information: Study protocol, Statistical analysis plan

Time frame: 5-years

Access criteria: Access can be granted via Aberystwyth University

No publications or documents are linked to this record.

09

Updates

Tracking since Sep 25, 2026
No changes since tracking began. The registry record was last updated on Jul 24, 2023, before this site started recording changes on Sep 25, 2026. Its history is on ClinicalTrials.gov ↗
10

Registry details

Key details

Study ID
NCT05958680
Lead sponsor
Aberystwyth University
Responsible party
Kathrine Parsons (Principal Investigator, Aberystwyth University) — Principal investigator
First posted
Jul 24, 2023
Start date
Oct 1, 2023 (estimated)
Primary completion
Jan 1, 2024 (estimated)
Completion
Oct 1, 2024 (estimated)
Last update
Jul 24, 2023

Study contacts

Katherine Parsons
Contact
kap34@aber.ac.uk
07956986956
Katherine Parsons
principal investigator · Aberystwyth University

Oversight

Data monitoring committee
No
FDA-regulated drug
No
FDA-regulated device
No
View the source record on ClinicalTrials.gov ↗

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