*Noriaki Kurita^1,2, *Tetsuro Aita^1,3, *Nao Oguro^1,4, *Hiroo Kawarazaki⁵, *Tomo Suzuki⁶, *Hiroki Nishiwaki^1,7, *Toru Naganuma³, *Sei Takahashi³, *Takashi Kawaguchi⁸ (1. Department of Clinical Epidemiology, Graduate School of Medicine, Fukushima Medical University, 2. Department of Innovative Research and Education for Clinicians and Trainees (DiRECT), Fukushima Medical University Hospital, 3. Department of General Internal Medicine, Fukushima Medical University Hospital, 4. Division of Rheumatology, Department of Medicine, Showa University School of Medicine, 5. Department of Nephrology, Teikyo University School of Medicine University Hospital, Mizonokuchi, 6. Department of Nephrology, Kameda Medical Center, 7. Division of Nephrology, Showa University Fujigaoka Hospital, 8. Department of Practical Pharmacy, Tokyo University of Pharmacy and Life Sciences)