Effectiveness of a Novel Web-Based Intervention to Enhance Therapeutic Relationships and Treatment Outcomes in Adult Individual Psychotherapy: Randomized Controlled Trial and Analysis of Predictors of Dropouts

Alberto Stefana   ¹ , PsyD, PhD ;   Paolo Fusar-Poli   ^{1, 2, 3} , MD, PhD ;   Eduard Vieta   ⁴ , MD, PhD ;   Eric A Youngstrom   ^{5, 6, 7} , PhD

¹ Department of Brain and Behavioral Sciences, University of Pavia, Pavia, Italy

² Early Psychosis: Interventions and Clinical-detection (EPIC) Lab, Department of Psychosis Studies, Institute of Psychiatry, Psychology & Neuroscience, King’s College London, London, United Kingdom

³ OASIS Service, South London and Maudsley NHS Foundation Trust, London, United Kingdom

⁴ Bipolar and Depressive Disorders Unit, Hospital Clinic, August Pi i Sunyer Biomedical Research Institute, Centro de Investigación Biomédica en Red de Salud Mental, University of Barcelona, Barcelona, Spain

⁵ Institute for Mental and Behavioral Health Research, Nationwide Children's Hospital, Division of Child and Family Psychiatry, The Ohio State University, Columbus, OH, United States

⁶ Department of Psychology and Neuroscience, University of North Carolina at Chapel Hill, Chapel Hill, NC, United States

⁷ Helping Give Away Psychological Science, Chapel Hill, NC, United States