Regional Differences in Medical Costs of Chronic Kidney Disease in the South Korean Population: Marginalized Two-Part Model

Minah Park   ^{1 *} , MPH ;   Choa Yun   ^{2 *} , MS ;   Jae Hong Joo   ³ , PhD ;   Soo Hyun Kang   ⁴ , PhD ;   Sung Hoon Jeong   ^{1, 5} , MPH, PhD ;   Chung-Mo Nam   ⁶ , PhD ;   Eun-Cheol Park   ^{1, 6} , MD, PhD ;   Yoondae Han   ⁷ , MD ;   Sung In Jang   ^{1, 6} , MD, PhD

¹ Institute of Health Services Research, Yonsei University, Seoul, Republic of Korea

² Department of Biostatistics and Computing, College of Medicine, Yonsei University, Seoul, Republic of Korea

³ Department of Health Informatics and Biostatistics, Graduate School of Public Health, Yonsei University, Seoul, Republic of Korea

⁴ Department of Preventive Medicine, College of Medicine, Gachon University, Incheon, Republic of Korea

⁵ Department of Rehabilitation Medicine, Seoul National University Hospital, Seoul, Republic of Korea

⁶ Department of Preventive Medicine, College of Medicine, Yonsei University, Seoul, Republic of Korea

⁷ Division of Colorectal Surgery, Department of Surgery, Severance Hospital, Yonsei University College of Medicine, Seoul, Republic of Korea

*these authors contributed equally