Anti-citrullinated peptide antibodies are the strongest predictor of clinically relevant radiographic progression in rheumatoid arthritis patients achieving remission or low disease activity: A post hoc analysis of a nationwide cohort in Japan

• Tomohiro Koga ,

  * E-mail: tkoga@nagasaki-u.ac.jp

  Affiliations Center for Bioinformatics and Molecular Medicine, Nagasaki University Graduate School of Biomedical Sciences, Sakamoto 1-7-1, Nagasaki, Japan, Unit of Translational Medicine, Department of Immunology and Rheumatology, Nagasaki University Graduate School of Biomedical Sciences, Sakamoto 1-7-1, Nagasaki, Japan

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• Akitomo Okada,

  Affiliation Japanese Red Cross Nagasaki Genbaku Hospital, Department of Rheumatology, Mori-machi 3–15, Nagasaki, Japan

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• Takaaki Fukuda,

  Affiliation Kurume University Medical Center, Department of Rheumatology, Kokubun 155–1, Kurume, Japan

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• Toshihiko Hidaka,

  Affiliation Zenjinkai Shimin-no-Mori Hospital, Shioji 2783–37, Miyazaki, Japan

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• Tomonori Ishii,

  Affiliation Tohoku University Hospital, Department of Hematology and Rheumatology, Aoba-ku, seiryo 1–1, Sendai, Japan

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• Yukitaka Ueki,

  Affiliation Sasebo Chuo Hospital, Rheumatic and Collagen Disease Center, Yamato 15, Sasebo, Japan

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• Takao Kodera,

  Affiliation Tohoku Medical and Pharmaceutical University Hospital, Aoba-ku, komatsujima 4-4-1, Sendai, Japan

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• Munetoshi Nakashima,

  Affiliations Japanese Red Cross Nagasaki Genbaku Hospital, Department of Rheumatology, Mori-machi 3–15, Nagasaki, Japan, Kurume University Medical Center, Department of Rheumatology, Kokubun 155–1, Kurume, Japan

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• Yuichi Takahashi,

  Affiliation Yu Family Clinic, Rifu-aza sinkan 2–5, Miyagi, Japan

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• Seiyo Honda,

  Affiliation Kurume University School of Medicine, asahi-machi 67, Kurume, Japan

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• Yoshiro Horai,

  Affiliation Unit of Translational Medicine, Department of Immunology and Rheumatology, Nagasaki University Graduate School of Biomedical Sciences, Sakamoto 1-7-1, Nagasaki, Japan

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• Ryu Watanabe,

  Affiliation Tohoku University Hospital, Department of Hematology and Rheumatology, Aoba-ku, seiryo 1–1, Sendai, Japan

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• Hiroshi Okuno,

  Affiliation Tohoku University Hospital, Department of Orthopaedic Surgery, Hirase 9–3, Sasebo, Japan

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• Toshiyuki Aramaki,

  Affiliations Japanese Red Cross Nagasaki Genbaku Hospital, Department of Rheumatology, Mori-machi 3–15, Nagasaki, Japan, Sasebo Chuo Hospital, Rheumatic and Collagen Disease Center, Yamato 15, Sasebo, Japan

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• Tomomasa Izumiyama,

  Affiliation East Sendai Rheumatism and internal medicine Clinic, Miyagino, Nittahigashi 1-17-5, Sendai, Japan

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• Osamu Takai,

  Affiliation Osaki Citizen Hospital, Furukawa-honami 3-8-1, Osaki, Japan

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• Taiichiro Miyashita,

  Affiliation NHO Nagasaki Medical Center, Kubara 2-1001-1, Omura, Nagasaki Japan

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• Shuntaro Sato,

  Affiliation Clinical Research Center, Nagasaki University Hospital, Sakamoto 1-7-1, Nagasaki, Japan

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• Shin-ya Kawashiri,

  Affiliations Unit of Translational Medicine, Department of Immunology and Rheumatology, Nagasaki University Graduate School of Biomedical Sciences, Sakamoto 1-7-1, Nagasaki, Japan, Department of Public Health, Nagasaki University Graduate School of Biomedical Sciences, Sakamoto 1-12-4, Nagasaki, Japan

  ⨯
• Naoki Iwamoto,

  Affiliation Unit of Translational Medicine, Department of Immunology and Rheumatology, Nagasaki University Graduate School of Biomedical Sciences, Sakamoto 1-7-1, Nagasaki, Japan

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• Kunihiro Ichinose,

  Affiliation Unit of Translational Medicine, Department of Immunology and Rheumatology, Nagasaki University Graduate School of Biomedical Sciences, Sakamoto 1-7-1, Nagasaki, Japan

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• Mami Tamai,

  Affiliation Unit of Translational Medicine, Department of Immunology and Rheumatology, Nagasaki University Graduate School of Biomedical Sciences, Sakamoto 1-7-1, Nagasaki, Japan

  ⨯
• Tomoki Origuchi,

  Affiliation Department of Rehabilitation Sciences, Nagasaki University Graduate School of Biomedical Sciences, Sakamoto 1-12-4, Nagasaki, Japan

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• Hideki Nakamura,

  Affiliation Unit of Translational Medicine, Department of Immunology and Rheumatology, Nagasaki University Graduate School of Biomedical Sciences, Sakamoto 1-7-1, Nagasaki, Japan

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• Kiyoshi Aoyagi,

  Affiliation Department of Public Health, Nagasaki University Graduate School of Biomedical Sciences, Sakamoto 1-12-4, Nagasaki, Japan

  ⨯
• Katsumi Eguchi,

  Affiliation Sasebo City General Hospital, Hirase 9–3, Sasebo, Japan

  ⨯
• Atsushi Kawakami,

  Affiliation Unit of Translational Medicine, Department of Immunology and Rheumatology, Nagasaki University Graduate School of Biomedical Sciences, Sakamoto 1-7-1, Nagasaki, Japan

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•  [ ... ],
• the Japanese RA Patients with RRP Study Group

  ¶The complete membership of the author group can be found in the Acknowledgments.

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