Smartphone-Based Intervention Targeting Norms and Risk Perception Among University Students with Unhealthy Alcohol Use: Secondary Mediation Analysis of a Randomized Controlled Trial

Joseph Studer   ^{1, 2} , PhD ;   John A Cunningham   ^{3, 4, 5} , PhD ;   Elodie Schmutz   ¹ , MSc ;   Jacques Gaume   ¹ , PhD ;   Angéline Adam   ¹ , MD ;   Jean-Bernard Daeppen   ¹ , MD ;   Nicolas Bertholet   ¹ , MSc, MD

¹ Addiction Medicine, Department of Psychiatry, Lausanne University Hospital and University of Lausanne, Lausanne, Switzerland

² Service of Adult Psychiatry North-West, Department of Psychiatry, Lausanne University Hospital and University of Lausanne, Nyon, Switzerland

³ National Addiction Centre, Institute of Psychiatry, Psychology and Neuroscience, King’s College London, London, United Kingdom

⁴ Center for Addiction and Mental Health, Toronto, ON, Canada

⁵ Department of Psychiatry, University of Toronto, Toronto, ON, Canada