Usage Patterns of GlucoNote, a Self-Management Smartphone App, Based on ResearchKit for Patients With Type 2 Diabetes and Prediabetes

Satoko Yamaguchi   ^{1, 2} , MD, PhD ;   Kayo Waki   ^{2, 3} , MD, PhD ;   Yasuhito Nannya   ⁴ , MD, PhD ;   Masaomi Nangaku   ⁵ , MD, PhD ;   Takashi Kadowaki   ^{1, 3} , MD, PhD ;   Kazuhiko Ohe   ⁶ , MD, PhD

¹ Department of Prevention of Diabetes and Lifestyle-Related Diseases, Graduate School of Medicine, The University of Tokyo, Tokyo, Japan

² Department of Ubiquitous Health Informatics, Graduate School of Medicine, The University of Tokyo, Tokyo, Japan

³ Department of Diabetes and Metabolic Diseases, Graduate School of Medicine, The University of Tokyo, Tokyo, Japan

⁴ Department of Pathology and Tumor Biology, Kyoto University, Kyoto, Japan

⁵ Division of Nephrology and Endocrinology, Graduate School of Medicine, The University of Tokyo, Tokyo, Japan

⁶ Department of Biomedical Informatics, Graduate School of Medicine, The University of Tokyo, Tokyo, Japan