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Prescription patterns for children with juvenile idiopathic arthritis in Michigan Medicaid: a comparison by
Meredith P Riebschleger1, Heather A Van Mater2, Lisa M Cohn1
1Division of Pediatric Rheumatology, Child Health Evaluation and Research Unit, University of Michigan, 6C15A NIB, 300 North Ingalls, Ann Arbor, MI 48109 USA.
Insights
Pediatric rheumatologists are scarce, leading to varied care for juvenile idiopathic arthritis (JIA). Non-specialist care was linked to less use of advanced medications like disease-modifying anti-rheumatic drugs (DMARDs) and biologics.
Area of Science:
- Pediatric Rheumatology
- Health Services Research
Background:
- Limited pediatric rheumatologists in the US necessitate care from diverse physician types.
- Care variations among different physician groups for pediatric rheumatologic diseases are not well understood.
Purpose of the Study:
- To compare medication claims for children with juvenile idiopathic arthritis (JIA) based on the type of physician prescribing.
Main Methods:
- Retrospective cohort study using Michigan Medicaid data (2005-2007).
- Analysis included 397 children with JIA, examining medication claims by prescriber type (internist, pediatric rheumatologist, non-rheumatologist).
Main Results:
- No significant difference in overall medication claim frequency between internists and pediatric rheumatologists.
- Children with non-rheumatologist prescribers were less likely to receive disease-modifying anti-rheumatic drugs (DMARDs) and biologic agents.
Conclusions:
- The observed differences in DMARD and biologic agent use highlight the importance of specialized pediatric rheumatology care.
- Referral to pediatric rheumatologists is crucial for optimal management of JIA.
Background:
Due to a limited number and disparate distribution of pediatric rheumatologists in the US, a variety of physician types provide care to children with rheumatologic diseases. However, little is known about how that care may differ across prescribing physician groups. Our objective was to compare medication claims for children with juvenile idiopathic arthritis (JIA) by type of prescribing physician.
Methods:
We performed a retrospective cohort study of children with JIA using Michigan Medicaid data for 7/1/2005-6/30/2007, employing descriptive and bivariate analyses by age, medication type, and prescriber type.
Results:
Among 397 children, there was no difference in the frequency of medication claims for children with internist versus pediatric rheumatologist prescribers. Children with non-rheumatologist prescribers were less likely to have claims for disease modifying anti-rheumatic drugs (DMARDs) and biologic agents.
Conclusion:
Differential use of DMARDs and biologic agents by rheumatologists indicates the importance of referring children with JIA for specialty care.
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