Persuasive System Design Principles and Behavior Change Techniques to Stimulate Motivation and Adherence in Electronic Health Interventions to Support Weight Loss Maintenance: Scoping Review

¹ Research and Innovation Department , Vestfold Hospital Trust , Tønsberg , NO

² Department of Digital Health Research , Division of Medicine , Oslo University Hospital , Oslo , NO

³ Center for eHealth and Wellbeing Research , Department of Psychology, Health, and Technology , University of Twente , Enschede , NL

⁴ Norwegian Regional Advisory Unit on Patient Education , Sørlandet Hospital Trust , Kristiansand , NO

⁵ Institute of Clinical Medicine , Faculty of Medicine , University of Oslo , Oslo , NO

⁶ Department of Psychiatry & Psychology , Mayo Clinic , Rochester , MN , US

⁷ Saxion University of Applied Sciences , Deventer , NL

⁸ Center for Shared Decision Making and Collaborative Care Research , Division of Medicine , Oslo University Hospital , Oslo , NO

⁹ Morbid Obesity Center , Vestfold Hospital Trust , Tønsberg , NO

¹⁰ Department of Endocrinology, Morbid Obesity, and Preventive Medicine , Institute of Clinical Medicine , University of Oslo , Oslo , NO

¹¹ Department of Health Psychology , University Medical Center Groningen , University of Groningen , Groningen , NL

¹² University of Waterloo , Waterloo , ON , CA