Direct medical costs after surgical or nonsurgical treatment for degenerative lumbar spinal disease: A nationwide matched cohort study with a 10-year follow-up

• Chi Heon Kim,

  Roles Conceptualization, Data curation, Formal analysis, Funding acquisition, Investigation, Methodology, Writing – original draft, Writing – review & editing

  Affiliations Department of Neurosurgery, Seoul National University Hospital, Seoul, Republic of Korea, Department of Neurosurgery, Seoul National University College of Medicine, Seoul, Republic of Korea

  https://orcid.org/0000-0003-0497-1130

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• Chun Kee Chung ,

  Roles Conceptualization, Formal analysis, Funding acquisition, Methodology, Project administration, Supervision, Validation, Visualization, Writing – original draft, Writing – review & editing

  * E-mail: chungc@snu.ac.kr

  Affiliations Department of Neurosurgery, Seoul National University Hospital, Seoul, Republic of Korea, Department of Neurosurgery, Seoul National University College of Medicine, Seoul, Republic of Korea, Department of Brain and Cognitive Sciences, Seoul National University, Seoul, Republic of Korea

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• Yunhee Choi,

  Roles Conceptualization, Data curation, Formal analysis, Writing – original draft

  Affiliation Division of Medical Statistics, Medical Research Collaborating Center, Seoul National University Hospital, Seoul, Republic of Korea

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• Juhee Lee,

  Roles Data curation, Software

  Affiliation Division of Medical Statistics, Medical Research Collaborating Center, Seoul National University Hospital, Seoul, Republic of Korea

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• Seung Heon Yang,

  Roles Conceptualization, Data curation, Writing – original draft

  Affiliations Department of Neurosurgery, Seoul National University Hospital, Seoul, Republic of Korea, Department of Neurosurgery, Seoul National University College of Medicine, Seoul, Republic of Korea

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• Chang Hyun Lee,

  Roles Conceptualization, Data curation, Writing – original draft

  Affiliations Department of Neurosurgery, Seoul National University Hospital, Seoul, Republic of Korea, Department of Neurosurgery, Seoul National University College of Medicine, Seoul, Republic of Korea

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• Sung Bae Park,

  Roles Conceptualization, Data curation, Writing – original draft, Writing – review & editing

  Affiliations Department of Neurosurgery, Seoul National University Hospital, Seoul, Republic of Korea, Department of Neurosurgery, Seoul National University College of Medicine, Seoul, Republic of Korea, Department of Neurosurgery, Boramae Medical Center, Seoul National University Boramae Hospital, Seoul, Republic of Korea

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• Kyoung-Tae Kim,

  Roles Conceptualization, Data curation, Writing – original draft, Writing – review & editing

  Affiliations Department of Neurosurgery, Kyungpook National University Hospital, Daegu, South Korea, Department of Neurosurgery, School of Medicine, Kyungpook National University, Daegu, South Korea

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• John M. Rhee,

  Roles Conceptualization, Data curation, Writing – original draft

  Affiliation Department of Orthopaedic Surgery, Emory University School of Medicine, Atlanta, Georgia, United States of America

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• Moon Soo Park

  Roles Conceptualization, Data curation, Writing – original draft, Writing – review & editing

  Affiliation Department of Orthopedics, Hallym University Dongtan Sacred Heart Hospital, Gyeonggi, Republic of Korea

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