1. Department of Public Health, College of Medicine National Cheng Kung University Tainan Taiwan
2. College of Medicine National Cheng Kung University Tainan Taiwan
3. School of Gerontology and Long‐Term Care, College of Nursing Taipei Medical University Taipei Taiwan
4. Department of Physical Medicine and Rehabilitation Taipei Medical University Hospital Taipei Taiwan
5. Department of Geriatrics and Gerontology, National Cheng Kung University Hospital College of Medicine, National Cheng Kung University Tainan Taiwan
6. Department of Public Health, College of Public Health China Medical University Taichung Taiwan
7. Department of Environmental and Occupational Health, College of Medicine National Cheng Kung University Tainan Taiwan
8. Department of Healthcare Administration, College of Medical and Health Science Asia University Taichung Taiwan