Health-Promoting Effects and Everyday Experiences With a Mental Health App Using Ecological Momentary Assessments and AI-Based Ecological Momentary Interventions Among Young People: Qualitative Interview and Focus Group Study

Selina Hiller   ^{1, 2} , MSc ;   Christian Götzl   ^{1, 3, 4} , MA ;   Christian Rauschenberg   ^{5, 6} , MSc, PhD ;   Janik Fechtelpeter   ^{7, 8, 9, 10} , MSc ;   Georgia Koppe   ^{7, 8, 9} , PhD ;   Eva Wierzba   ⁵ , MSc ;   Julia Sauter   ¹ ;   Sina Dietrich   ¹ ;   Daniel Durstewitz   ^{7, 10, 11} , PhD ;   Ulrich Reininghaus   ^{5, 6, 12, 13} , Dipl-Psych, MSc, PhD ;   Silvia Krumm   ^{1, 14} , MA, PhD

¹ Department of Psychiatry II, University of Ulm and BKH Guenzburg, Guenzburg, Germany

² Technical University of Munich, School of Medicine and Health, Department of Psychiatry and Psychotherapy, TUM University Hospital, Munich, Germany

³ Department of Forensic Psychiatry and Psychotherapy, University of Ulm and BKH Guenzburg, Ulm, Germany

⁴ Department of Psychosomatic Medicine and Psychotherapy, University of Ulm, Ulm, Germany

⁵ Department of Public Mental Health, Central Institute of Mental Health, Medical Faculty Mannheim, Heidelberg University, Mannheim, Germany

⁶ German Center for Mental Health (DZPG), partner site Mannheim-Heidelberg-Ulm, Mannheim, Germany

⁷ Interdisciplinary Center for Scientific Computing, Faculty of Mathematics and Computer Science, Heidelberg University, Heidelberg, Germany

⁸ Hector Institute for AI in Psychiatry, Central Institute of Mental Health, Medical Faculty Mannheim, Heidelberg University, Heidelberg, Germany

⁹ Department for Psychiatry and Psychotherapy, Medical Faculty Mannheim, Heidelberg University, Heidelberg, Germany

¹⁰ Department of Theoretical Neuroscience, Medical Faculty Mannheim, Heidelberg University, Heidelberg, Germany

¹¹ Faculty of Physics and Astronomy, Heidelberg University, Heidelberg, Germany

¹² Centre for Epidemiology and Public Health, Health Service and Population Research Department, Institute of Psychiatry, Psychology & Neuroscience, King’s College London, London, United Kingdom

¹³ ESRC Centre for Society and Mental Health, King’s College London, London, United Kingdom

¹⁴ Department of Psychiatry and Psychotherapy, Leipzig University, Medical Faculty, Leipzig, Germany