Validation of Sleep Measurements of an Actigraphy Watch: Instrument Validation Study

Mari Waki   ^{1 *} ;   Ryohei Nakada   ^{1 *} ;   Kayo Waki   ¹ ;   Yuki Ban   ¹ ;   Ryo Suzuki   ² ;   Toshimasa Yamauchi   ³ ;   Masaomi Nangaku   ⁴ ;   Kazuhiko Ohe   ¹

¹ Department of Biomedical Informatics, Graduate School of Medicine, The University of Tokyo, Tokyo, Japan

² Department of Diabetes, Metabolism and Endocrinology, Tokyo Medical University, Tokyo, Japan

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

⁴ Division of Nephrology and Endocrinology, Graduate School of Medicine, The University of Tokyo, Tokyo, Japan

*these authors contributed equally