1. Department of Nephrology, Nagoya University Graduate School of Medicine, Nagoya, Japan
2. Department of Nephrology, Fujita Health University School of Medicine, Toyoake, Japan
3. The Aichi Cohort Study of Prognosis in Patients Newly Initiated into Dialysis (AICOPP) Group, Aichi, Japan
4. Department of Internal Medicine, Fujita Health University Bantane Hospital, Nagoya, Japan