Usability Comparison Among Healthy Participants of an Anthropomorphic Digital Human and a Text-Based Chatbot as a Responder to Questions on Mental Health: Randomized Controlled Trial

Almira Osmanovic Thunström   ^{1, 2} , MSc ;   Hanne Krage Carlsen   ^{2, 3} , MPH, PhD ;   Lilas Ali   ^{1, 4, 5} , RN, PhD ;   Tomas Larson   ^{1, 2} , MSc, PhD ;   Andreas Hellström   ⁶ , PhD ;   Steinn Steingrimsson   ^{1, 2} , BSc, MD, PhD

¹ Region Västra Götaland, Psychiatric Department, Sahlgrenska University Hospital, Gothenburg, Sweden

² Section of Psychiatry and Neurochemistry, Institute of Neuroscience and Physiology, Sahlgrenska Academy, University of Gothenburg, Gothenburg, Sweden

³ Region Västra Götaland, Centre of Registers, Gothenburg, Sweden

⁴ Institute of Health Care Sciences, Centre for Person-Centred Care, Sahlgrenska Academy, University of Gothenburg, Gothenburg, Sweden

⁵ Centre for Person-Centred Care, University of Gothenburg, Gothenburg, Sweden

⁶ Department of Technology Management and Economics, Chalmers University of Technology, Gothenburg, Sweden