Skip to content

SMILE: Supporting mental health in young people: integrated methodology for clinical decisions and evidence-based interventions

SMILE: Supporting Mental Health in Young People: Integrated Methodology for cLinical dEcisions and evidence-based interventions

Status
Recruiting
Phases
Unknown
Study type
Interventional
Source
ISRCTN
Registry ID
ISRCTN32523126
Enrollment
1438
Registered
2025-04-29
Start date
2025-05-01
Completion date
Unknown
Last updated
2025-09-08

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

Conditions

Depression and anxiety in children and young people Mental and Behavioural Disorders

Interventions

During the SMILE study, participants will be asked to participate in a digital psychosocial intervention in the form of a serious game app and a companion app. Participants will be invited to play a s
these will be allocated pragmatically between sites and adjusted in size and distribution if indicated by the interim analyses. There is no randomisation at the individual level. Clusters will be blin

Sponsors

University of Edinburgh
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: 1. Adolescents and young adults aged 10-24 years 2. Participants under 16 require consent from a parent or guardian, as well as their own agreement to participate. Informed Consent Forms and their digital equivalents will be tailored to be age-appropriate, ensuring both guardians and participants can make informed decisions. If either the parent or the participant does not agree, the participant will not be included in the study 3. Must complete measures of primary outcome 4. Must have normal or corrected to normal vision

Exclusion criteria

Exclusion criteria: 1. Unable to consent to participation 2. Have a current confirmed diagnosis or treatment episode for: 2.1. severe mental disorder (schizophrenia, bipolar disorder, severe depression), 2.2. substance use disorder, 2.3. epileptic disorders, 2.4. gaming addiction

Design outcomes

Primary

MeasureTime frame
1. Depression is measured using the Patient Health Questionnaire for Adolescents (PHQ-A) at Weeks 2, 4 and 6 2. Depression is measured using the Patient Health Questionnaire (PHQ-9) at 2, 4 and 6 3. Anxiety is measured using the Penn-State Worry Questionnaire for Children (PSWQ-C) at Weeks 1, 3 and 5 4. Anxiety is measured using the Generalized Anxiety Disorder Scale (GAD-7) at Weeks 1, 3 and 5

Secondary

MeasureTime frame
1. Well-being is measured using the Warwick-Edinburgh Mental Well-being Scale (WEMWBS) at Weeks 1, 3 and 5 2. Resilience is measured using the Child and Youth Resilience Measure (CYRM-12) at Weeks 1, 3 and 5 3. Resilience is measured using the Brief Resilience Scale (BRS) at Weeks 1, 3 and 5 4. Privacy concerns are measured using an adapted online privacy concerns questionnaire at Week 1 5. Emotion regulation is measured using tailored Experience Sampling Methodology (ESM) items, 4 times a day at Weeks 1-6 6. Self-efficacy is measured using tailored ESM items, 4 times a day at Weeks 1-6 8. Social anxiety is measured using tailored ESM items, 4 times a day at Weeks 5 and 6 9. Usage of the SMILE apps is measured using the Unified Theory of Acceptance and Use of Technology Scale (UTAUT2) Post-test 10. User experience of the SMILE apps is measured using the User Experience Questionnaire short version (UEQ_S) Post-test

Countries

Germany, Italy, Poland, Scotland, Slovakia, Spain, United Kingdom

Contacts

Public ContactMatthias Schwannauer
m.schwannauer@ed.ac.uk+44 1316513954

Outcome results

None listed

Source: ISRCTN (via WHO ICTRP) · Data processed: Sep 5, 2026