Early strong predictors of decline in instrumental activities of daily living in community-dwelling older Japanese people

• Yohei Masugi ,

  Contributed equally to this work with: Yohei Masugi, Hisashi Kawai

  Roles Data curation, Formal analysis, Visualization, Writing – original draft, Writing – review & editing

  Affiliation Tokyo Metropolitan Institute of Gerontology, Tokyo, Japan

  ⨯
• Hisashi Kawai ,

  Contributed equally to this work with: Yohei Masugi, Hisashi Kawai

  Roles Conceptualization, Data curation, Formal analysis, Investigation, Methodology, Validation, Writing – original draft, Writing – review & editing

  Affiliation Tokyo Metropolitan Institute of Gerontology, Tokyo, Japan

  https://orcid.org/0000-0003-3015-6041

  ⨯
• Manami Ejiri,

  Roles Data curation, Investigation, Writing – review & editing

  Affiliation Tokyo Metropolitan Institute of Gerontology, Tokyo, Japan

  https://orcid.org/0000-0003-3544-4587

  ⨯
• Hirohiko Hirano,

  Roles Funding acquisition, Investigation, Writing – review & editing

  Affiliation Tokyo Metropolitan Institute of Gerontology, Tokyo, Japan

  ⨯
• Yoshinori Fujiwara,

  Roles Investigation, Writing – review & editing

  Affiliation Tokyo Metropolitan Institute of Gerontology, Tokyo, Japan

  ⨯
• Tomoki Tanaka,

  Roles Data curation, Investigation, Writing – review & editing

  Affiliation Institute of Gerontology, The University of Tokyo, Tokyo, Japan

  ⨯
• Katsuya Iijima,

  Roles Funding acquisition, Investigation, Project administration

  Affiliation Institute of Gerontology, The University of Tokyo, Tokyo, Japan

  ⨯
• Takashi Inomata,

  Roles Supervision, Writing – review & editing

  Affiliation Tokyo Metropolitan Institute of Gerontology, Tokyo, Japan

  ⨯
• Shuichi P. Obuchi

  Roles Conceptualization, Funding acquisition, Investigation, Methodology, Project administration, Supervision, Writing – review & editing

  * E-mail: obuchipc@tmig.or.jp

  Affiliation Tokyo Metropolitan Institute of Gerontology, Tokyo, Japan

  ⨯