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ORIGINAL RESEARCH article

Front. Public Health

Sec. Public Mental Health

Volume 13 - 2025 | doi: 10.3389/fpubh.2025.1684562

Gaps and opportunities in mental health support for young people: A process evaluation of a multi component intervention

Provisionally accepted
  • 1London South Bank University, London, United Kingdom
  • 2Central London Community Healthcare NHS Trust, London, United Kingdom
  • 3City St George's University of London, London, United Kingdom
  • 4Sussex Partnership NHS Foundation Trust, Worthing, United Kingdom

The final, formatted version of the article will be published soon.

Background: Young people aged 16–25 are reporting rising rates of poor mental health, exacerbated by service gaps. Key life transitions such as moving from school to college, or into the workforce can increase vulnerability. Method: A mixed-methods evaluation was conducted of a multi-component, mental health intervention in the East of England. The evaluation aimed to: 1) Assess the fidelity, dose, and reach of the intervention; 2) Understand the mechanisms of impact and how change was generated; 3) Explore the influence of context, including dynamic relationships between those involved in delivering and accepting support, settings, and service delivery models; and 4) Assess if the intervention offered good value for money. Semi-structured interviews were held with local public health staff (n=3), and an intervention lead. A focus group was conducted with intervention leads (n=3). Photo production interviews were held with young people (n=10). Quantitative outcomes were explored through pre- and post- questionnaires (n=34), and pre-post intervention assessment of young people’s wellbeing, and satisfaction with the intervention, using the DIALOG (n=34) and Wellbeing star measures (n=37). Value for money was assessed using commissioned, in-house cost data and qualitative insights. Results: The intervention demonstrated positive outcomes in life satisfaction and functional wellbeing for young people, with young people engaging across the intervention components (n = 82, CC Hubs, n = 74, WN, n = 53, BR). The most cost-effective components were Upskilling the Workforce and Wellbeing Navigator support. Third spaces, and creative methods, fostered engagement and acceptability among young people. Conclusions: Integrated, co-produced, and place-based approaches can support young people’s mental health needs during life transitions. Investment in local partnerships and youth-centred design is important.

Keywords: Youth mental health, Life transitions, Community-based intervention, Cost-Effectiveness, Wellbeing outcomes, Mental Health Services

Received: 12 Aug 2025; Accepted: 15 Oct 2025.

Copyright: © 2025 Oha, Bridge, Flood, Jenkins, Taylor-Page, Sykes, Wills, York, Callaghan and Reavey. This is an open-access article distributed under the terms of the Creative Commons Attribution License (CC BY). The use, distribution or reproduction in other forums is permitted, provided the original author(s) or licensor are credited and that the original publication in this journal is cited, in accordance with accepted academic practice. No use, distribution or reproduction is permitted which does not comply with these terms.

* Correspondence: Jessica Oha, jessica.oha@lsbu.ac.uk

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