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KMID : 0948220140180020001
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Keimyung Journal of Nursing Science
2014 Volume.18 No. 2 p.1 ~ p.14
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Relationships between the Adolescents’ Usage Time of Smart Phone before Bedtime and Sleep Quality
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Lee Na-Yeon
Song Yeong-Ju
Jun Sang-Eun
Lee Soo-Kyoung
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Abstract
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Purpose: The aim of this study was to identify adolescents’ usage time of smart phone before bedtime, and its relationship with the quality of their sleep.
Method: A descriptive survey was used with a convenience sample of 153 students at D high school in Daegu, Korea. The data collected include self-reported questionnaires using the Pittsburgh Sleep Quality Index (PSQI) as instrument. Data were analyzed by descriptive analysis and Pearson’s correlation with SPSS 18.0 program.
Results: The average time of smart phone usage prior to bedtime was about 1 hour and 23 min.
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KEYWORD
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Smart phone , Adolescents , Usage time , Before bedtime , Sleep quality
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