A Virtual Reality–Based Cognitive Defusion Application for Youth Depression and Anxiety: Mixed Methods Experimental Study

Imogen H Bell   ^{1, 2} ;   Cassandra Li   ^{1, 2} ;   Andrew Thompson   ^{1, 2, 3} ;   Carli Ellinghaus   ^{1, 2} ;   Shaunagh O’Sullivan   ^{1, 2} ;   Kate Alexandra Reynolds   ^{1, 2} ;   Greg Wadley   ⁴ ;   Yang Liu   ¹ ;   Sarah Bendall   ^{1, 2} ;   John Gleeson   ⁵ ;   Lucia Valmaggia   ^{1, 2, 6} ;   Mario Alvarez-Jimenez   ^{1, 2}

¹ Orygen, Parkville, Australia

² Centre for Youth Mental Health, The University of Melbourne, Parkville, Australia

³ Division of Mental Health and Wellbeing, University of Warwick, Warwick, United Kingdom

⁴ School of Computing and Information Systems, The University of Melbourne, Melbourne, Australia

⁵ Healthy Brain and Mind Research Centre and School of Behavioural and Health Sciences, Australian Catholic University, Melbourne, Australia

⁶ Institute of Psychiatry, Psychology and Neuroscience, King's College London, London, United Kingdom