Comparison of the Japanese Orthopaedic Association (JOA) Score and Modified JOA (mJOA) Score for the Assessment of Cervical Myelopathy: A Multicenter Observational Study

• So Kato ,

  * E-mail: skatou-tky@umin.org

  Affiliation Department of Orthopaedic Surgery, the University of Tokyo, Tokyo, Japan

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• Yasushi Oshima,

  Affiliation Department of Orthopaedic Surgery, the University of Tokyo, Tokyo, Japan

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• Hiroyuki Oka,

  Affiliation Department of Orthopaedic Surgery, the University of Tokyo, Tokyo, Japan

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• Hirotaka Chikuda,

  Affiliation Department of Orthopaedic Surgery, the University of Tokyo, Tokyo, Japan

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• Yujiro Takeshita,

  Affiliation Department of Orthopaedic Surgery, Yokohama Rosai Hospital, Yokohama, Japan

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• Kota Miyoshi,

  Affiliation Department of Orthopaedic Surgery, Yokohama Rosai Hospital, Yokohama, Japan

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• Naohiro Kawamura,

  Affiliation Department of Spine and Orthopaedic Surgery, Japanese Red Cross Medical Center, Tokyo, Japan

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• Kazuhiro Masuda,

  Affiliation Department of Spine and Orthopaedic Surgery, Japanese Red Cross Medical Center, Tokyo, Japan

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• Junichi Kunogi,

  Affiliation Department of Spine and Orthopaedic Surgery, Japanese Red Cross Medical Center, Tokyo, Japan

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• Rentaro Okazaki,

  Affiliation Department of Orthopaedic Surgery, Saitama Red Cross Hospital, Saitama, Japan

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• Seiichi Azuma,

  Affiliation Department of Orthopaedic Surgery, Saitama Red Cross Hospital, Saitama, Japan

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• Nobuhiro Hara,

  Affiliation Department of Orthopaedic Surgery, Musashino Red Cross Hospital, Musashino, Japan

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• Sakae Tanaka,

  Affiliation Department of Orthopaedic Surgery, the University of Tokyo, Tokyo, Japan

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• Katsushi Takeshita

  Affiliation Department of Orthopaedic Surgery, the University of Tokyo, Tokyo, Japan

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