Factors Predicting Trial Engagement, Treatment Satisfaction, and Health-Related Quality of Life During a Web-Based Treatment and Social Networking Trial for Binge Drinking and Depression in Young Adults: Secondary Analysis of a Randomized Controlled Trial

Samineh Sanatkar   ^{1, 2} , PhD ;   Milena Heinsch   ¹ , PhD ;   Peter Andrew Baldwin   ³ , MPsychol, PhD ;   Mark Rubin   ⁴ , PhD ;   Jenny Geddes   ¹ , BSc, MPsych, MAPS ;   Sally Hunt   ^{1, 4} , PhD ;   Amanda L Baker   ¹ , PhD ;   Kathryn Woodcock   ³ , BA (Hons) ;   Terry J Lewin   ¹ , BCom (Hons) ;   Kathleen Brady   ⁵ , MD, PhD ;   Mark Deady   ³ , PhD ;   Louise Thornton   ² , PhD ;   Maree Teesson   ² , FAHMS, FASSA ;   Frances Kay-Lambkin   ^{1, 2} , BSc (Hons), PhD

¹ Centre for Brain and Mental Health Research, School of Medicine and Public Health, The University of Newcastle, Callaghan, Australia

² The Matilda Centre for Research in Mental Health and Substance Use, The University of Sydney, Camperdown, Australia

³ Black Dog Institute, UNSW Sydney, Randwick, Australia

⁴ School of Psychology, The University of Newcastle, Callaghan, Australia

⁵ Psychiatry and Behavioral Sciences, Medical University of South Carolina, Charleston, SC, United States