Moving Standard Deviation of Trunk Acceleration as a Quantification Index for Physical Activities: Validation Study

Takuya Suzuki   ¹ , MHS ;   Yuji Kono   ¹ , PhD ;   Takayuki Ogasawara   ² , PhD ;   Masahiko Mukaino   ^{3, 4} , MD, PhD ;   Yasushi Aoshima   ¹ , BSc ;   Shotaro Furuzawa   ¹ , MHS ;   Yurie Fujita   ¹ , BSc ;   Hirotaka Matsuura   ³ , MD, PhD ;   Masumi Yamaguchi   ² , PhD ;   Shingo Tsukada   ² , MD, PhD ;   Yohei Otaka   ³ , MD, PhD

¹ Department of Rehabilitation, Fujita Health University Hospital, Toyoake, Japan

² NTT Basic Research Laboratories and Bio-medical Informatics Research Center, NTT Corporation, Atsugi, Japan

³ Department of Rehabilitation Medicine, Fujita Health University School of Medicine, Toyoake, Japan

⁴ Department of Rehabilitation Medicine, Hokkaido University Hospital, Sapporo, Japan