Unwarranted regional variation in vertebroplasty and kyphoplasty in Switzerland: A population-based small area variation analysis

• Claudia Scheuter ,

  Contributed equally to this work with: Claudia Scheuter, Maria M. Wertli

  Roles Conceptualization, Funding acquisition, Investigation, Methodology, Validation, Writing – original draft

  ¶‡ Shared first-authorship.

  Affiliation Division of General Internal Medicine, Bern University Hospital, Inselspital, University of Bern, Bern, Switzerland

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• Maria M. Wertli ,

  Contributed equally to this work with: Claudia Scheuter, Maria M. Wertli

  Roles Conceptualization, Methodology, Project administration, Supervision, Validation, Writing – original draft

  * E-mail: Maria.Wertli@insel.ch

  ¶‡ Shared first-authorship.

  Affiliation Division of General Internal Medicine, Bern University Hospital, Inselspital, University of Bern, Bern, Switzerland

  http://orcid.org/0000-0001-6347-0198

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• Alan G. Haynes,

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

  Affiliations Clinical Trials Unit, University of Bern, Bern, Switzerland, Institute of Social and Preventive Medicine, University of Bern, Bern, Switzerland

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• Radoslaw Panczak,

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

  Affiliation Clinical Trials Unit, University of Bern, Bern, Switzerland

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• Arnaud Chiolero,

  Roles Methodology, Validation, Writing – review & editing

  Affiliations Institute of Primary Health Care (BIHAM), University of Bern, Bern, Switzerland, Department of Epidemiology, Biostatistics, and Occupational Health, McGill University, Montreal, Canada

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• Arnaud Perrier,

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

  Affiliation Division of Internal Medicine, Rehabilitation and Geriatrics, Geneva University Hospitals, Geneva, Switzerland

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• Nicolas Rodondi,

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

  Affiliations Division of General Internal Medicine, Bern University Hospital, Inselspital, University of Bern, Bern, Switzerland, Institute of Primary Health Care (BIHAM), University of Bern, Bern, Switzerland

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• Drahomir Aujesky

  Roles Conceptualization, Funding acquisition, Methodology, Supervision, Validation, Writing – review & editing

  Affiliation Division of General Internal Medicine, Bern University Hospital, Inselspital, University of Bern, Bern, Switzerland

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