Autism Transition to Adulthood Groups (ATAG)

Peer-group intervention to promote successful transition to adulthood for autistic people: A feasibility RCT of Autism Transition to Adulthood Groups (ATAG)

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

ISRCTN

Registry ID

ISRCTN10513626

Enrollment

Registered

2023-10-05

Start date

2023-07-01

Completion date

Unknown

Last updated

2026-05-04

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Autism spectrum conditions Mental and Behavioural Disorders

Interventions

Participants will be randomised across two interventions: (1) Autism Transition to Adulthood Group (ATAG), or (2) Care as usual (CAU). The ATAG intervention involves six online peer-group sessions in

Eligibility

Sex/Gender

All

Age

16 Years to 25 Years

Inclusion criteria

Inclusion criteria: 1. Age between 16 - 25 years 2. A clinical diagnosis of Autism Spectrum Disorder (ASD)

Exclusion criteria

Exclusion criteria: Current exclusion criteria as of 10/06/2024: 1. Risk of suicide 2. Risk of harm to others 3. Have attended autism psychoeducation or post-diagnostic support from a professional over the past 12 months 4. English, non-English & Welsh literacy levels such that the intervention materials are inaccessible without reasonable adjustments and a supporting person is not available Previous exclusion criteria: 1. Risk of suicide 2. Risk of harm to others 3. Have attended >6 sessions of autism psychoeducation or post-diagnostic support over the past 6 months 4. English, non-English & Welsh literacy levels such that the intervention materials are inaccessible without reasonable adjustments and a supporting person is not available

Design outcomes

Primary

Measure	Time frame
Participant impact will be measured using the Warwick-Edinburgh Mental Wellbeing Scale (WEMWBS) at baseline, 8, 16 and 24 weeks	—

Secondary

Measure	Time frame
1. Affiliation with the autistic community will be measured through the Autism Social Identification Scale at 8, 16 and 24 weeks 2. Quality of life will be measured using the EQ-5D-5L at 8, 16 and 24 weeks 3. Interpersonal support will be measured using the Interpersonal Support Evaluation List – Short Scale at baseline, 8, 16 and 24 weeks 4. Loneliness will be measured using the UCLA Loneliness Scale at baseline, 8, 16 and 24 weeks 5. Resource Use will be measured using the Adapted Client Service Receipt Inventory at baseline, 8, 16 and 24 weeks 6. Carer Impact will be measured using the Social-care-related quality of life (ASCOT-CARER) and Warwick-Edinburgh Mental Wellbeing Scale (WEMWBS) at baseline, 8, 16 and 24 weeks	—

Measure

Time frame

1. Affiliation with the autistic community will be measured through the Autism Social Identification Scale at 8, 16 and 24 weeks 2. Quality of life will be measured using the EQ-5D-5L at 8, 16 and 24 weeks 3. Interpersonal support will be measured using the Interpersonal Support Evaluation List – Short Scale at baseline, 8, 16 and 24 weeks 4. Loneliness will be measured using the UCLA Loneliness Scale at baseline, 8, 16 and 24 weeks 5. Resource Use will be measured using the Adapted Client Service Receipt Inventory at baseline, 8, 16 and 24 weeks 6. Carer Impact will be measured using the Social-care-related quality of life (ASCOT-CARER) and Warwick-Edinburgh Mental Wellbeing Scale (WEMWBS) at baseline, 8, 16 and 24 weeks

—

Countries

United Kingdom

Contacts

Public ContactAnnabel Burnley

ab3535@bath.ac.uk-

Outcome results

None listed

Source: ISRCTN (via WHO ICTRP) · Data processed: May 7, 2026