1. Division of Geriatrics and Gerontology, Institute of Population Health Sciences; National Health Research Institutes; Chunan Taiwan
2. Department of Health Administration; China Medical University; Taichung Taiwan
3. Clinical Informatics & Medical Statistics Research, Center; Chang Gung University; Taoyuan Taiwan
4. Division of Nephrology; Kaohsiung Medical University Hospital; Kaohsiung Taiwan
5. Institute of Biostatistics; China Medical University; Taichung Taiwan
6. Division of Nephrology; China Medical University Hospital; Taichung Taiwan
7. Institute of Public Health; National Cheng Kung University; Tainan Taiwan
8. Institute of Clinical Medical Science; China Medical University College of Medicine; Taichung Taiwan