About the Authors

Masanori Iwasaki

Roles Conceptualization, Formal analysis, Writing – original draft

iwasaki@tmig.or.jp

Affiliation Tokyo Metropolitan Institute of Gerontology, Tokyo, Japan

Keiko Motokawa

Roles Data curation, Investigation, Writing – review & editing

Affiliation Tokyo Metropolitan Institute of Gerontology, Tokyo, Japan

Yutaka Watanabe

Roles Data curation, Investigation, Writing – review & editing

Affiliations Tokyo Metropolitan Institute of Gerontology, Tokyo, Japan, Faculty of Dental Medicine, Gerodontology, Department of Oral Health Science, Hokkaido University, Sapporo, Japan

Misato Hayakawa

Roles Data curation, Investigation, Writing – review & editing

Affiliation Tokyo Metropolitan Institute of Gerontology, Tokyo, Japan

Yurie Mikami

Roles Data curation, Investigation, Writing – review & editing

Affiliation Tokyo Metropolitan Institute of Gerontology, Tokyo, Japan

Maki Shirobe

Roles Data curation, Investigation, Writing – review & editing

Affiliation Tokyo Metropolitan Institute of Gerontology, Tokyo, Japan

Hiroki Inagaki

Roles Data curation, Investigation, Methodology, Writing – review & editing

Affiliation Tokyo Metropolitan Institute of Gerontology, Tokyo, Japan

Ayako Edahiro

Roles Data curation, Investigation, Writing – review & editing

Affiliation Tokyo Metropolitan Institute of Gerontology, Tokyo, Japan

Yuki Ohara

Roles Data curation, Investigation, Writing – review & editing

Affiliation Tokyo Metropolitan Institute of Gerontology, Tokyo, Japan

Hirohiko Hirano

Roles Methodology, Writing – review & editing

Affiliation Tokyo Metropolitan Institute of Gerontology, Tokyo, Japan

Shoji Shinkai

Roles Data curation, Funding acquisition, Investigation, Project administration, Supervision, Writing – review & editing

Affiliations Tokyo Metropolitan Institute of Gerontology, Tokyo, Japan, Kagawa Nutrition University, Saitama, Japan

Shuichi Awata

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

Affiliation Tokyo Metropolitan Institute of Gerontology, Tokyo, Japan

Competing Interests

The authors have declared that no competing interests exist.