The mediating effect of body mass index on the relationship between smoking and hip or knee replacement due to primary osteoarthritis. A population-based cohort study (the HUNT Study)

• Marianne Bakke Johnsen ,

  Roles Conceptualization, Formal analysis, Methodology, Visualization, Writing – original draft, Writing – review & editing

  * E-mail: m.b.johnsen@medisin.uio.no

  Affiliations Research and Communication Unit for Musculoskeletal Health, Oslo University Hospital, Oslo, Norway, Faculty of Medicine, University of Oslo, Oslo, Norway

  http://orcid.org/0000-0003-4300-5250

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• Alf Inge Hellevik,

  Roles Conceptualization, Methodology, Writing – review & editing

  Affiliations Division of Orthopaedic Surgery, Oslo University Hospital, Oslo, Norway, The HUNT Research Centre, Department of Public Health and General Practice, NTNU, Norwegian University of Science and Technology, Levanger, Norway

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• Milada Cvancarova Småstuen,

  Roles Conceptualization, Formal analysis, Methodology, Visualization, Writing – review & editing

  Affiliations Research and Communication Unit for Musculoskeletal Health, Oslo University Hospital, Oslo, Norway, Oslo and Akershus University College, Oslo, Norway

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• Arnulf Langhammer,

  Roles Conceptualization, Methodology, Resources, Writing – review & editing

  Affiliation The HUNT Research Centre, Department of Public Health and General Practice, NTNU, Norwegian University of Science and Technology, Levanger, Norway

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• Ove Furnes,

  Roles Conceptualization, Methodology, Resources, Writing – review & editing

  Affiliations The Norwegian Arthroplasty Register, Department of Orthopaedic Surgery, Haukeland University Hospital, Bergen, Norway, Department of Clinical Medicine, University of Bergen, Bergen, Norway

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• Gunnar Birkeland Flugsrud,

  Roles Conceptualization, Methodology, Writing – review & editing

  Affiliation Division of Orthopaedic Surgery, Oslo University Hospital, Oslo, Norway

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• Lars Nordsletten,

  Roles Conceptualization, Methodology, Supervision, Writing – review & editing

  Affiliations Faculty of Medicine, University of Oslo, Oslo, Norway, Division of Orthopaedic Surgery, Oslo University Hospital, Oslo, Norway

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• John Anker Zwart,

  Roles Conceptualization, Methodology, Supervision, Writing – review & editing

  Affiliations Research and Communication Unit for Musculoskeletal Health, Oslo University Hospital, Oslo, Norway, Faculty of Medicine, University of Oslo, Oslo, Norway

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• Kjersti Storheim

  Roles Conceptualization, Methodology, Project administration, Supervision, Writing – review & editing

  Affiliations Research and Communication Unit for Musculoskeletal Health, Oslo University Hospital, Oslo, Norway, Faculty of Medicine, University of Oslo, Oslo, Norway

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