Yamada, Keiko http://orcid.org/0000-0002-4378-3290
Fujii, Tomoko http://orcid.org/0000-0001-6212-9270
Kubota, Yasuhiko http://orcid.org/0000-0002-3270-2176
Ikeda, Takaaki http://orcid.org/0000-0003-4325-4492
Hanazato, Masamichi http://orcid.org/0000-0002-0317-7616
Kondo, Naoki http://orcid.org/0000-0002-6425-6844
Matsudaira, Ko http://orcid.org/0000-0001-5584-5367
Kondo, Katsunori http://orcid.org/0000-0003-0076-816X
Funding for this research was provided by:
Japan Society for the Promotion of Science (Overseas Research Fellowships (ID is not available), JP15H01972, 18H00953, 18H03047, 18H04071, 19K19818, 19H03860, 19H03915, 20H00557, 20H03954, 21H03196, 21K11108, JP15H01972, 18H00953, 18H03047, 18H04071, 19K19818, 19H03860, 19H03915, 20H00557, 20H03954, 21H03196, 21K11108)
Ministry of Health, Labour and Welfare (H28-Choju-Ippan-002, 19FA2001, 19FA1012, 21GA0101, 19FG2001, 22FG2001, H28-Choju-Ippan-002, 19FA2001, 19FA1012, 21GA0101, 19FG2001, 22FG2001)
Japan Science and Technology, Japan (OPERA, JPMJOP1831, OPERA, JPMJOP1831)
Sasakawa Sports Foundation (a grant from Innovative Research Program on Suicide Countermeasures (1-4), a grant from Innovative Research Program on Suicide Countermeasures (1-4))
Japan Health Promotion and Fitness Foundation
Chiba Foundation for Health Promotion and Disease Prevention
the 8020 Promotion Foundation, Japan (19-2-06, 19-2-06)
Niimi University, Japan (1915010, 1915010)
Meiji Yasuda Life Foundation of Health and Welfare
National Center for Geriatrics and Gerontology, Japan (20-19, 21-20, 29-42, 30-22, 20-19, 21-20, 29-42, 30-22)
Japan Agency for Medical Research and Development (JP17dk0110017, JP18dk0110027, JP18ls0110002, JP18le0110009, JP19dk0110034, JP20dk0110034, JP21dk0110037)
Article History
Received: 6 February 2022
Accepted: 22 July 2022
First Online: 5 August 2022
Declarations
:
: All procedures were in accordance with the ethical standards of the Helsinki Declaration of 1975, revised in 2013. The study protocol of JAGES was reviewed and approved by the Ethics Committee at Chiba University Faculty of Medicine (approval number 331 and 1201), and the Ethics and Conflict of Interest Management Committee, Center for Gerontology and Social Science, National Center for Geriatrics and Gerontology (approval number 992–2 and 1274–2), and the Ethics Committee at the Japan Agency for Gerontological Evaluation Study (approval number 2019–01). The protocol for this study was also reviewed and approved by the Ethics Committee at Juntendo University Faculty of Medicine (approval number 2021032). All participants provided their written informed consent before they responded and returned the questionnaire by mail in this study. For any participants without written declaration of intention, written informed consent was assumed with the voluntary return of the questionnaire. The ethics committees approved this use of assumed consent.
: Not applicable.
: KM has declared the following potential conflicts of interest. KM is a shareholder/ adviser of Trunk Solution Co., Ltd., and received the following support: grant support from Sompo Holdings, Inc, MS&AD InterRisk Research & Consulting, Inc., Inotech Co., Ltd., NUVASIVE Japan MTG Co., Ltd., DeNA, Medical Data Scientist and Medical AI Device Development Organization, The Association for Preventive Medicine of Japan, Murata Manufacturing Co., Ltd. including personal fees from Nippon Zoki Pharmaceutical Co., Ltd., Ono Pharmaceutical Co. Ltd., Chugai Pharmaceutical Co., Ltd., AYUMI Pharmaceutical Corporation, Shionogi & Co., Ltd.; lecture fees from Eli Lilly Japan K.K, Pfizer Japan Inc., Hisamitsu Pharmaceutical Co., Inc., from outside the submitted work. KY, TF, MH, YK, TI, NK and KK have no competing interests to declare.