A Universal Digital Stress Management Intervention for Employees: Randomized Controlled Trial with Health-Economic Evaluation

Johanna Freund   ^{1, 2} , PhD ;   Filip Smit   ^{3, 4, 5} , PhD ;   Dirk Lehr   ⁶ , PhD ;   Anna-Carlotta Zarski   ^{1, 2, 7} , PhD ;   Matthias Berking   ¹ , PhD ;   Heleen Riper   ^{5, 8, 9} , PhD ;   Burkhardt Funk   ¹⁰ , PhD ;   David Daniel Ebert   ² , PhD ;   Claudia Buntrock   ^{1, 11} , PhD

¹ Department of Clinical Psychology and Psychotherapy, Friedrich-Alexander-Universität Erlangen-Nürnberg, Erlangen, Germany

² School of Medicine and Health, Technical University of Munich, Munich, Germany

³ Department of Mental Health and Prevention, Trimbos Institute, Utrecht, The Netherlands

⁴ Department of Epidemiology and Biostatistics, Amsterdam University Medical Centers, Amsterdam, The Netherlands

⁵ Department of Clinical, Neuro and Developmental Psychology, VU University, Amsterdam, The Netherlands

⁶ Department of Health Psychology and Applied Biological Psychology, Leuphana University of Lueneburg, Lueneburg, Germany

⁷ Division of eHealth in Clinical Psychology, Department of Clinical Psychology, Philipps University of Marburg, Marburg, Germany

⁸ Department of Psychiatry, VU University, Amsterdam, The Netherlands

⁹ Amsterdam Public Health Research Institute, VU University, Amsterdam, The Netherlands

¹⁰ Institute of Information Systems, Leuphana University of Lueneburg, Lueneburg, Germany

¹¹ Institute of Social Medicine and Health Systems Research, Otto von Guericke University Magdeburg, Magdeburg, Germany