Digital Patient Decision Aid for Antiobesity Medications: Mixed Methods Study of Human-Centered Design and Usability Evaluation

Li-Jen Wang   ¹ , MSc ;   Yi-Jen Wang   ^{2, 3} , MD, MPH ;   Yu-Lun Cheng   ⁴ , MD ;   Wen-Liang Fang   ^{5, 6} , MD, PhD ;   Weu Wang   ^{7, 8} , MD, EMBA ;   Meng-Cong Zheng   ⁹ , PhD

¹ College of Design, National Taipei University of Technology, Taipei, Taiwan

² Department of Family Medicine, Taipei Veterans General Hospital, Taipei, Taiwan

³ School of Medicine, College of Medicine, National Yang Ming Chiao Tung University, Taipei, Taiwan

⁴ Division of Cardiology, Department of Internal Medicine, Taipei Medical University Hospital, Taipei, Taiwan

⁵ Department of Surgery, Weight Management Medical Center, Taipei Veterans General Hospital, Taipei, Taiwan

⁶ School of Medicine, College of Medicine, National Yang Ming Chiao Tung University, Taipei, Taiwan

⁷ Division of General Surgery, Department of Surgery, Taipei Medical University Hospital, Taipei, Taiwan

⁸ Department of Surgery, School of Medicine, College of Medicine, Taipei Medical University, Taipei, Taiwan

⁹ Department of Industrial Design, National Taipei University of Technology, Taipei, Taiwan