Prevalence of Juvenile Idiopathic Arthritis in the Alaska Native Population.

Objective: To determine the prevalence and clinical characteristics of juvenile idiopathic arthritis (JIA) in Alaska Native children.

Methods: Potential cases of JIA were identified by querying administrative data from hospitals and clinics in the Alaska Tribal Health System for codes possibly identifying JIA. Medical record abstraction was performed to confirm criteria met for JIA, demographic and clinical characteristics, and treatment patterns.