Association Between Sleep Duration, Quality and Body Mass Index in the Korean Population.

ABSTRACT:

Study objectives

Mounting evidence indicates that sleep disturbance contributes to the increased risk for cardiometabolic diseases. Obesity and underweight are also closely linked to cardiometabolic risk. Thus, the objective of this study was to examine the association between sleep duration, quality, and body mass index (BMI) categories.

Methods

Using data from a cohort of 107,718 Korean individuals (63,421 men and 44,297 women), we conducted cross-sectional analysis with sex subgroup analysis. Sleep duration was classified into 3 groups-short (< 7 hours), normal (7-9 hours) and long sleep (> 9 hours)-and Pittsburgh Sleep Quality Index (PSQI) score was used to divide sleep quality into 2 groups-poor (PSQI > 5) and good sleep (PSQI ≤ 5). Compared to normal sleep and good sle

SUBMITTER: Park SK 

PROVIDER: S-EPMC6086945 | biostudies-literature | 2018 Aug

REPOSITORIES: biostudies-literature