Affect-Focused Psychodynamic Internet-Based Therapy for Adolescent Depression: Randomized Controlled Trial

Karin Lindqvist   ¹ , MSc ;   Jakob Mechler   ¹ , MSc ;   Per Carlbring   ¹ , PhD ;   Peter Lilliengren   ² , PhD ;   Fredrik Falkenström   ³ , PhD ;   Gerhard Andersson   ^{3, 4} , PhD ;   Robert Johansson   ¹ , PhD ;   Julian Edbrooke-Childs   ^{5, 6} , PhD ;   Hanne-Sofie J Dahl   ^{7, 8} , PhD ;   Katja Lindert Bergsten   ⁹ , PhD ;   Nick Midgley   ^{6, 10} , PhD ;   Rolf Sandell   ¹¹ , PhD ;   Agneta Thorén   ¹² , PhD ;   Naira Topooco   ^{3, 13} , PhD ;   Randi Ulberg   ^{8, 14} , PhD ;   Björn Philips   ¹ , PhD

¹ Department of Psychology, Stockholm University, Stockholm, Sweden

² Ersta Sköndal Bräcke University College, Stockholm, Sweden

³ Department of Behavioural Sciences and Learning, Linköping University, Linköping, Sweden

⁴ Department of Clinical Neuroscience, Karolinska Institute, Stockholm, Sweden

⁵ Evidence Based Practice Unit, Anna Freud National Centre for Children and Families, London, United Kingdom

⁶ Department of Clinical, Educational and Health Psychology, University College London, London, United Kingdom

⁷ Vestfold Hospital Trust, Oslo, Norway

⁸ Division of Mental Health and Addiction, University of Oslo, Oslo, Norway

⁹ Department of Psychology, Uppsala University, Uppsala, Sweden

¹⁰ Child Attachment and Psychological Therapies Research Unit, Anna Freud National Centre for Children and Families, London, United Kingdom

¹¹ Department of Psychology, Lund University, Lund, Sweden

¹² The Erica Foundation, Stockholm, Sweden

¹³ Center for m2Health, Palo Alto, CA, United States

¹⁴ Department of Psychiatry, Diakonhjemmet Hospital, Oslo, Norway