Multicentre study to improve clinical interpretation of rheumatoid factor and anti-citrullinated protein/peptide antibodies test results

• Lieve Van Hoovels,
• Xavier Bossuyt,
• Daniel Aletaha,
• Christopher Sjöwall,
• Stefanie Van den Bremt,
• Diego Kyburz,
• Alf Kastbom,
• Peggy Jacques,
• Laura Bogaert,
• Carolien Bonroy,
• Bert Vander Cruyssen,
• Ingmar Heijnen,
• Patrick Verschueren,
• Charlotte Dahle,
• Rille Pullerits,
• Saša Čučnik,
• Guenter Steiner,
• Daniela Sieghart,
• Eszter Nagy,
• Luca Bernasconi,
• Farid Benkhadra,
• Ann Van Liedekerke,
• Geert Vanheule,
• Johan Robbrecht,
• Lucy Studholme,
• Claudine Wirth,
• Rüdiger Müller,
• Rok Ješe,
• Boja Jovancevic,
• Emese Kiss

Affiliations

Lieve Van Hoovels

1 Department of Laboratory Medicine, OLV Hospital, Aalst, Belgium

Xavier Bossuyt

2 Department of Laboratory Medicine, University Hospital Gasthuisberg, Leuven, Belgium

Daniel Aletaha

Department of Rheumatology, Medical University of Vienna, Vienna, Austria

Christopher Sjöwall

Department of Biomedical and Clinical Sciences, Linköping University, Linkoping, Sweden

Stefanie Van den Bremt

1 Department of Laboratory Medicine, OLV Hospital Aalst, Aalst, Belgium

Diego Kyburz

Department of Rheumatology, Basel University Hospital, Basel, Switzerland

Alf Kastbom

Department of Biomedical and Clinical Sciences, Linkopings Universitet, Linkoping, Sweden

Peggy Jacques

Rheumatology Department, University Hospital Ghent, Gent, Oost-Vlaanderen, Belgium

Laura Bogaert

4 Dalla Lana School of Public Health, University of Toronto, Toronto, Ontario, Canada

Carolien Bonroy

3 Laboratory Medicine, University Hospitals Gent, Ghent, Belgium

Bert Vander Cruyssen

7Rheumatology Department, Onze-Lieve-Vrouw Ziekenhuis Aalst, Aalst, Belgium

Ingmar Heijnen

Aff4 grid.410567.1Department of Laboratory MedicineUniversity Hospital Basel Basel Switzerland

Patrick Verschueren

Rheumatology, KU Leuven University Hospitals Leuven, Leuven, Belgium

Charlotte Dahle

Department of Biomedical and Clinical Sciences, Division of Inflammation and Infection/Clinical Immunology and Transfusion Medicine, Linköping University, Linköping, Sweden

Rille Pullerits

Department of Rheumatology and Inflammation Research, University of Gothenburg, Gothenburg, Sweden

Saša Čučnik

Department of Rheumatology, University Medical Centre Ljubljana, Ljubljana, Slovenia

Guenter Steiner

1Ludwig Boltzmann Cluster for Arthritis and Rehabilitation, Department for Degenerative Joint Diseases Vienna, Austria

Daniela Sieghart

Division of Rheumatology, Department of Internal Medicine III, Medical University of Vienna, Vienna, Austria

Eszter Nagy

Department of Laboratory Medicine, National Institute of Locomotor Diseases and Disabilities, Budapest, Hungary

Luca Bernasconi

Department of Laboratory Medicine, Kantonsspital Aarau AG, Aarau, Switzerland

Farid Benkhadra

Department of Laboratory Medicine, Centre Hospitalier de Luxembourg, Luxembourg, Luxembourg

Ann Van Liedekerke

Department of Laboratory Medicine, AZ Sint-Elisabeth Ziekenhuis Zottegem, Zottegem, Belgium

Geert Vanheule

Department of Laboratory Medicine, AZ Rivierenland Campus Bornem, Bornem, Belgium

Johan Robbrecht

Department of Laboratory Medicine, AZ Sint-Lucas Brugge, Brugge, Belgium

Lucy Studholme

National Institute for Biological Standards and Control, Hertfordshire, UK

Claudine Wirth

Department of Rheumatology, Centre Hospitalier de Luxembourg, Luxembourg, Luxembourg

Rüdiger Müller

Department of Rheumatology, Rheumazentrum Ostschweiz, St. Gallen, Switzerland

Rok Ješe

Department of Rheumatology, University Medical Centre Ljubljana, Ljubljana, Slovenia

Boja Jovancevic

Department of Rheumatology, Sahlgrenska Academy, Gothenburg, Sweden

Emese Kiss

Department of Clinical Immunology, Adult and Pediatric Rheumatology, National Institute of Locomotor Diseases and Disabilities, Budapest, Hungary