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Original Article
Prevalence of restless legs syndrome and sleep problems in Korean children and adolescents with attention deficit hyperactivity disorder: a single institution study
Soonhak Kwon, Youngsoo Sohn, Seong-Hoon Jeong, Un-Sun Chung, Hyeeun Seo
Clin Exp Pediatr. 2014;57(7):317-322.   Published online July 23, 2014
Purpose

Attention deficit hyperactivity disorder (ADHD) is a common disorder in school-aged children. Patients with restless legs syndrome (RLS) often present with ADHD symptoms and vice versa. This study was the first to attempt to identify the prevalence of RLS and sleep problems in children with ADHD in Korea.

Methods

Patients diagnosed with ADHD were asked to complete a sleep questionnaire. The sleep...