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Objective The objective of this study is to examine the association between sleep quality and obesity status. Methods A cross-sectional study of 3225 Chinese participants aged 18 to 65 years was conducted in Beijing in 2007. Body mass index (BMI) was classified according to the Working Group on Obesity in China, and sleep quality was assessed by the modified Pittsburg Sleep Quality Index questionnaire...
The objective of this study was to investigate the relationship between sleep duration and obesity among Chinese adults.A community-based cross-sectional study was conducted among Chinese adults in 2008. In total, 3225 participants were selected by a multistage cluster sampling method. Self-reported sleep duration was measured by a standardized questionnaire. Logistic regression models were used to...
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