Abstract
Background
Few studies have examined pediatric rheumatologists’ approaches to treatment decision making for biologic therapy for patients with juvenile idiopathic arthritis (JIA). This study presents the qualitative research undertaken to support the development of a Best–Worst Scaling (BWS) survey for tapering in JIA. The study objectives were to (1) describe the treatment decision-making process of pediatric rheumatologists to initiate and taper biologics; and (2) select attributes for a BWS survey.
Methods
Pediatric rheumatologists across Canada were recruited to participate in interviews using purposeful sampling. Interviews were conducted until saturation was achieved. Interview recordings were transcribed verbatim and transcripts were analyzed using deductive thematic analysis. Initial codes were organized into themes and subthemes using an iterative process. Attributes for the BWS survey were developed from these themes and a literature review was conducted in parallel to inform survey development. Further refinement of the attributes was done through consultation with the research team.
Results
Five pediatric rheumatologists participated in the interviews. Shared decision making was part of the approach to initiating and tapering biologics in their practice. Tapering approaches differed; some pediatric rheumatologists preferred to stop biologics immediately, while others tapered by reducing dose and/or increasing the dose interval over time. A total of 14 attributes were developed for the BWS. Thirteen attributes were selected from the themes that emerged from the qualitative interviews and one attribute was included after review with the research team. Attributes related to patient characteristics included JIA subtype, time in remission, history or presence of joint damage or erosive disease, how challenging it was to achieve remission, and history of flares. Contextual attributes included accessibility of biologics and willingness to taper biologics.
Conclusion
This study contributes to the limited literature on pediatric rheumatologists’ approaches to treatment decision making for biologics in JIA and identifies attributes that affect the decision to both initiate and taper. Further research is planned to implement the BWS survey to understand the importance of the attributes identified. Additional investigation is required to determine if these characteristics align with patient and parent preferences.
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Acknowledgements
This study is part of the Understanding Childhood Arthritis Network (UCAN) CURE consortia.
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This work was supported by the Canadian Institutes for Health Research (Canada) [Grant number 381280]; Genome Canada (Canada) [OGI-150]; ZonMw (The Netherlands); and ReumaNederland (The Netherlands). DAM is supported by the Arthur J.E. Child Chair in Rheumatology and a Canada Research Chair in Health Systems and Services Research (2008–2018). SB is supported by the Husky Energy Chair in Child and Maternal Health and the Alberta Children’s Hospital Foundation Chair in Pediatric Research. RSMY is supported by the Hak-Ming and Deborah Chiu Chair in Paediatric Translational Research, The Hospital for Sick Children, University of Toronto. GSH is supported by a Canadian Institutes of Health Research (CIHR) New Investigator Award.
Conflicts of interest/competing interests
Gillian R. Currie, Tram Pham, Marinka Twilt, Maarten J. IJzerman, Pauline M. Hull, Michelle M.A. Kip, Susanne M. Benseler, Glen S. Hazlewood, Rae S.M. Yeung, Nico M. Wulffraat, Joost F. Swart, Sebastian J. Vastert, and Deborah A. Marshall declare that they have no conflicts of interest relevant to the contents of this article.
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Ethics approval was obtained from the Conjoint Health Research Ethics Board at the University of Calgary (REB19-0360).
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All authors contributed to the study conception and design. Material preparation, data collection, and analysis were performed by GRC, TP, and PMH. The first draft of the manuscript was written by TP, GRC, and DAM. All authors commented on the manuscript, and all authors read and approved the final manuscript.
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Currie, G.R., Pham, T., Twilt, M. et al. Perspectives of Pediatric Rheumatologists on Initiating and Tapering Biologics in Patients with Juvenile Idiopathic Arthritis: A Formative Qualitative Study. Patient 15, 599–609 (2022). https://doi.org/10.1007/s40271-022-00575-x
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DOI: https://doi.org/10.1007/s40271-022-00575-x