About the Authors

Wei-Ju Lee

Affiliations Aging and Health Research Center, National Yang Ming University, Taipei City, Taiwan, Institute of Public Health, National Yang Ming University, Taipei City, Taiwan, Department of Family Medicine, Taipei Veterans General Hospital Yuanshan Branch, Yilan County, Taiwan

Li-Ning Peng

Affiliations Aging and Health Research Center, National Yang Ming University, Taipei City, Taiwan, Institute of Public Health, National Yang Ming University, Taipei City, Taiwan, Center for Geriatrics and Gerontology, Taipei Veterans General Hospital, Taipei City, Taiwan

Shu-Ti Chiou

Affiliations Institute of Public Health, National Yang Ming University, Taipei City, Taiwan, Health Promotion Administration, Ministry of Health and Welfare, Taipei City, Taiwan

Liang-Kung Chen

lkchen2@vghtpe.gov.tw

Affiliations Aging and Health Research Center, National Yang Ming University, Taipei City, Taiwan, Center for Geriatrics and Gerontology, Taipei Veterans General Hospital, Taipei City, Taiwan

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceptualization: WJL LNP STC LKC. Data curation: STC LKC. Formal analysis: WJL LKC. Funding acquisition: LKC. Investigation: WJL LNP STC LKC. Methodology: WJL LKC. Project administration: WJL LNP STC LKC. Resources: STC LKC. Software: WJL. Supervision: WJL LNP STC LKC. Validation: WJL LNP STC LKC. Visualization: WJL LKC. Writing – original draft: WJL LKC. Writing – review & editing: WJL LKC.