Design of a Mobile App and a Clinical Trial Management System for Cognitive Health and Dementia Risk Reduction: User-Centered Design Approach

Hannes Hilberger   ^{1, 2} , MSc ;   Bianca Buchgraber-Schnalzer   ¹ , MSc ;   Simone Huber   ¹ , MSc ;   Theresa Weitlaner   ¹ , MSc ;   Markus Bödenler   ¹ , PhD ;   Alara Abaci   ³ , MSc ;   Jeroen Bruinsma   ⁴ , PhD ;   Ana Diaz   ⁵ , PhD ;   Anna Giulia Guazzarini   ^{6, 7} , MSc ;   Jenni Lehtisalo   ⁸ , PhD ;   Seungjune Lee   ^{9, 10} ;   Vasileios Loukas   ^{11, 12} , MSc ;   Francesca Mangialasche   ^{3, 13} , PhD ;   Patrizia Mecocci   ^{6, 7} , PhD ;   Tiia Ngandu   ^{3, 8, 14} , PhD ;   Anna Rosenberg   ^{3, 8} , PhD ;   Elisabeth Stögmann   ^{9, 10} , MD ;   Konsta Valkonen   ^{8, 15} , MSc ;   Elena Uhlik   ^{9, 10} ;   Helena Untersteiner   ^{9, 10} , MD ;   Laura Kneß   ¹ , MSc ;   Helmut Ahammer   ² , PhD ;   Sten Hanke   ¹ , PhD

¹ Institute of eHealth, University of Applied Sciences - FH JOANNEUM, Graz, Austria

² Gottfried Schatz Research Center, Division of Medical Physics and Biophysics, Medical University of Graz, Graz, Austria

³ Division of Clinical Geriatrics, Center for Alzheimer Research, Department of Neurobiology, Care Sciences and Society, Karolinska Institutet, Stockholm, Sweden

⁴ Department of Health Promotion, Care and Public Health Research Institute, Maastricht University, Maastricht, The Netherlands

⁵ Alzheimer Europe, Luxembourg, Luxembourg

⁶ Division of Gerontology and Geriatrics, Department of Medicine and Surgery, University of Perugia, Perugia, Italy

⁷ Division of Clinical Geriatrics, Department of Neurobiology, Care Sciences and Society, Karolinska Institutet, Stockholm, Sweden

⁸ Lifestyles and Living Environments Unit, Department of Public Health, Finnish Institute for Health and Welfare, Helsinki, Finland

⁹ Department of Neurology, Medical University of Vienna, Vienna, Austria

¹⁰ Comprehensive Center for Clinical Neurosciences and Mental Health, Medical University of Vienna, Vienna, Austria

¹¹ Department of Materials Science and Engineering, Unit of Medical Technology and Intelligent Information Systems, University of Ioannina, Ioannina, Greece

¹² Biomedical Research Institute, Foundation for Research and Technology–Hellas, Ioannina, Greece

¹³ Medical Unit Aging, Theme Inflammation and Aging, Karolinska Institutet, Stockholm, Sweden

¹⁴ Institute of Public Health and Clinical Nutrition, University of Eastern Finland, Kuopio, Finland

¹⁵ Institute of Clinical Medicine, University of Eastern Finland, Kuopio, Finland