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Original Article
Sleep patterns and school performance of Korean adolescents assessed using a Korean version of the pediatric daytime sleepiness scale
Seonkyeong Rhie, Sihyoung Lee, Kyu Young Chae
Clin Exp Pediatr. 2011;54(1):29-35.   Published online January 31, 2011
Purpose

Korean adolescents have severe nighttime sleep deprivation and daytime sleepiness because of their competitive educational environment. However, daytime sleep patterns and sleepiness have never been studied using age-specific methods, such as the pediatric daytime sleepiness scale (PDSS). We surveyed the daytime sleepiness of Korean adolescents using a Korean translation of the PDSS.

Methods

We distributed the 27-item questionnaire, including the PDSS and...

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