1. Department of Internal MedicineCollege of Medicine, National Taiwan UniversityTaipei Taiwan
2. School of Oral Hygiene, College of Oral Medicine, Taipei Medical UniversityTaipei Taiwan
3. Department of Health Care ManagementCollege of Management, Chang Gung UniversityTao‐Yuan Taiwan
4. Department of Health Industry ManagementSchool of Healthcare Management, Kainan UniversityTao‐Yuan Taiwan
5. Department of Physical Medicine and RehabilitationCollege of Medicine, National Taiwan UniversityTaipei Taiwan
6. Department of Internal MedicineShin Kong Wu Ho‐Su Memorial HospitalTaipei Taiwan
7. Graduate Institute of Epidemiology and Preventive Medicine, College of Public Health, National Taiwan UniversityTaipei Taiwan
8. Health Promotion Administration, Ministry of Health and WelfareTaipei Taiwan
9. Institute of Public Health, National Yang‐Ming UniversityTaipei Taiwan