Effect of Online Training on the Reliability of Assessing Sacroiliac Joint Radiographs in Axial Spondyloarthritis: A Randomized, Controlled Study

1A.E.F. Hadsbjerg, MD, M. Østergaard, MD, PhD, DMSc, Copenhagen Center for Arthritis Research, Center for Rheumatology and Spine Diseases, Center for Head and Orthopaedics, Righospitalet, Glostrup, and Department of Internal Medicine, Faculty of Health and Medical Sciences, University of Copenhagen, Copenhagen, Denmark;

1A.E.F. Hadsbjerg, MD, M. Østergaard, MD, PhD, DMSc, Copenhagen Center for Arthritis Research, Center for Rheumatology and Spine Diseases, Center for Head and Orthopaedics, Righospitalet, Glostrup, and Department of Internal Medicine, Faculty of Health and Medical Sciences, University of Copenhagen, Copenhagen, Denmark;

2J. Paschke, MSc, CARE Arthritis, Edmonton, Alberta, Canada;

3R. Micheroli, MD, A. Ciurea, MD, A. Bernatschek, MD, M. Donzallaz, MD, Department of Rheumatology, University Hospital of Zürich, Zurich, Switzerland;

4S.J. Pedersen, MD, PhD, S. Krabbe, MD, PhD, A.J. Mathew, MD, PhD, M. Wetterslev, MD, PhD, Copenhagen Center for Arthritis Research, Center for Rheumatology and Spine Diseases, Center for Head and Orthopaedics, Righospitalet, Glostrup, Denmark;

3R. Micheroli, MD, A. Ciurea, MD, A. Bernatschek, MD, M. Donzallaz, MD, Department of Rheumatology, University Hospital of Zürich, Zurich, Switzerland;

5M.J. Nissen, MD, Rheumatology Department, Geneva University Hospital, Geneva, Switzerland;

6K. Bubova, MD, M. Gregová, MD, Institute of Rheumatology and Department of Rheumatology, First Faculty of Medicine Charles University, Prague, Czech Republic;

7S. Wichuk, MSc, Division of Rheumatology, University of Alberta, Edmonton, Alberta, Canada;

8M. de Hooge, Rheumatology Department, Ghent University Hospital, Ghent, Belgium;

4S.J. Pedersen, MD, PhD, S. Krabbe, MD, PhD, A.J. Mathew, MD, PhD, M. Wetterslev, MD, PhD, Copenhagen Center for Arthritis Research, Center for Rheumatology and Spine Diseases, Center for Head and Orthopaedics, Righospitalet, Glostrup, Denmark;

4S.J. Pedersen, MD, PhD, S. Krabbe, MD, PhD, A.J. Mathew, MD, PhD, M. Wetterslev, MD, PhD, Copenhagen Center for Arthritis Research, Center for Rheumatology and Spine Diseases, Center for Head and Orthopaedics, Righospitalet, Glostrup, Denmark;

6K. Bubova, MD, M. Gregová, MD, Institute of Rheumatology and Department of Rheumatology, First Faculty of Medicine Charles University, Prague, Czech Republic;

4S.J. Pedersen, MD, PhD, S. Krabbe, MD, PhD, A.J. Mathew, MD, PhD, M. Wetterslev, MD, PhD, Copenhagen Center for Arthritis Research, Center for Rheumatology and Spine Diseases, Center for Head and Orthopaedics, Righospitalet, Glostrup, Denmark;

9K. Gorican, MD, MSK Radiology Unit, Radiology Section–Diagnostic Department, Geneva University Hospital, Geneva, Switzerland;

10K. Pintaric, MD, Z. Snoj, MD, Institute of Radiology, UMC Ljubljana, Ljubljana, Slovenia;

10K. Pintaric, MD, Z. Snoj, MD, Institute of Radiology, UMC Ljubljana, Ljubljana, Slovenia;

11B. Möller, MD, Department of Rheumatology and Immunology, Inselspital, University Hospital Bern, Bern, Switzerland;

3R. Micheroli, MD, A. Ciurea, MD, A. Bernatschek, MD, M. Donzallaz, MD, Department of Rheumatology, University Hospital of Zürich, Zurich, Switzerland;

3R. Micheroli, MD, A. Ciurea, MD, A. Bernatschek, MD, M. Donzallaz, MD, Department of Rheumatology, University Hospital of Zürich, Zurich, Switzerland;

12R.G. Lambert, MD, PhD, Department of Radiology and Diagnostic Imaging, University of Alberta, Edmonton, Alberta, Canada;

13W.P. Maksymowych, MD, PhD, CARE Arthritis, and Division of Rheumatology, University of Alberta, Edmonton, Alberta, Canada.