Digital Peer-Supported App Intervention to Promote Physical Activity Among Community-Dwelling Older Adults: Nonrandomized Controlled Trial

Kento Tabira   ^{1, 2} , MSc, PT ;   Yuko Oguma   ^{1, 2} , MPH, MD, PhD ;   Shota Yoshihara   ^{3, 4} , MSc, OT ;   Megumi Shibuya   ⁴ , Msc ;   Manabu Nakamura   ^{1, 2} , MSc, PT ;   Natsue Doihara   ² , PhD ;   Akihiro Hirata   ^{1, 2, 5} , MSc ;   Tomoki Manabe   ^{1, 2} , RN, MPH, PHN

¹ Graduate School of Health Management, Keio University, Kanagawa, Japan

² Sports Medicine Research Center, Keio University, Kanagawa, Japan

³ Department of Rehabilitation Sciences, Graduate School of Medical Sciences, Kitasato University, Kanagawa, Japan

⁴ A10 Lab Inc, Tokyo, Japan

⁵ Japan Society for the Promotion of Science, Tokyo, Japan