The types of JIA affect children at the following rates:1
Juvenile idiopathic arthritis can occur at higher rates among certain ethnic groups and in some geographic areas. Environmental and genetic factors are thought to be responsible, though researchers have yet to confirm this theory.2
- Nistala K, et al. (2009). Juvenile idiopathic arthritis. In GS Firestein et al., eds., Kelley's Textbook of Rheumatology, 8th ed., vol. 2, pp. 1657–1675. Philadelphia: Saunders Elsevier.
- Warren RW, et al. (2005). Juvenile idiopathic arthritis (Juvenile rheumatoid arthritis). In WJ Koopman, LW Moreland, eds., Arthritis and Allied Conditions, 15th ed., vol. 1, pp. 1277–1300. Philadelphia: Lippincott Williams and Wilkins.
Last Revised: June 11, 2010
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