Fat Intake and Stress Modify Sleep Duration Effects on Abdominal Obesity

Though the association between sleep duration and obesity has been generally acknowledged, there is little information about the mechanisms behind this association. The purpose of this study was to examine the effect of the fat intake and stress variables on the association between sleep duration an...

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Main Authors: Sangwon Chung, Chang Keun Kwock
Format: Article
Language:English
Published: MDPI AG 2019-10-01
Series:Nutrients
Subjects:
Online Access:https://www.mdpi.com/2072-6643/11/10/2535
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author Sangwon Chung
Chang Keun Kwock
author_facet Sangwon Chung
Chang Keun Kwock
author_sort Sangwon Chung
collection DOAJ
description Though the association between sleep duration and obesity has been generally acknowledged, there is little information about the mechanisms behind this association. The purpose of this study was to examine the effect of the fat intake and stress variables on the association between sleep duration and abdominal obesity. Data for 13,686 subjects aged ≥ 20 years from the 2013−2017 Korea National Health and Nutrition Examination Survey were used, and hierarchical and stratified logistic regression analyses were employed. In the hierarchical logistic regression analyses, fat intake and stress did not change the significance or the size of the sleep effects upon abdominal obesity. These results suggest that sleep duration does not affect abdominal obesity through fat intake or stress variables. In addition, fat intake and stress are not mediators of the sleep duration variable. However, subjects with different levels of fat intake and stress showed different associations between sleep duration and abdominal obesity. Subjects who were in the lowest or highest group of fat intake as well as self-reported stress level showed a weaker relationship between sleep duration and abdominal obesity, compared with the other groups. In conclusion, fat intake and stress modify the effects of sleep duration on abdominal obesity according to the stratified regression results.
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spelling doaj.art-3b981b89ec59411d9dd8527e531aab7e2022-12-22T02:42:03ZengMDPI AGNutrients2072-66432019-10-011110253510.3390/nu11102535nu11102535Fat Intake and Stress Modify Sleep Duration Effects on Abdominal ObesitySangwon Chung0Chang Keun Kwock1Korea Food Research Institute, 245, Nongsaengmyeong-ro, Iseo-myeon, Wanju-gun, Jeollabuk-do 55365, KoreaKorea Food Research Institute, 245, Nongsaengmyeong-ro, Iseo-myeon, Wanju-gun, Jeollabuk-do 55365, KoreaThough the association between sleep duration and obesity has been generally acknowledged, there is little information about the mechanisms behind this association. The purpose of this study was to examine the effect of the fat intake and stress variables on the association between sleep duration and abdominal obesity. Data for 13,686 subjects aged ≥ 20 years from the 2013−2017 Korea National Health and Nutrition Examination Survey were used, and hierarchical and stratified logistic regression analyses were employed. In the hierarchical logistic regression analyses, fat intake and stress did not change the significance or the size of the sleep effects upon abdominal obesity. These results suggest that sleep duration does not affect abdominal obesity through fat intake or stress variables. In addition, fat intake and stress are not mediators of the sleep duration variable. However, subjects with different levels of fat intake and stress showed different associations between sleep duration and abdominal obesity. Subjects who were in the lowest or highest group of fat intake as well as self-reported stress level showed a weaker relationship between sleep duration and abdominal obesity, compared with the other groups. In conclusion, fat intake and stress modify the effects of sleep duration on abdominal obesity according to the stratified regression results.https://www.mdpi.com/2072-6643/11/10/2535sleep durationabdominal obesityfat intakestresseffect modification
spellingShingle Sangwon Chung
Chang Keun Kwock
Fat Intake and Stress Modify Sleep Duration Effects on Abdominal Obesity
Nutrients
sleep duration
abdominal obesity
fat intake
stress
effect modification
title Fat Intake and Stress Modify Sleep Duration Effects on Abdominal Obesity
title_full Fat Intake and Stress Modify Sleep Duration Effects on Abdominal Obesity
title_fullStr Fat Intake and Stress Modify Sleep Duration Effects on Abdominal Obesity
title_full_unstemmed Fat Intake and Stress Modify Sleep Duration Effects on Abdominal Obesity
title_short Fat Intake and Stress Modify Sleep Duration Effects on Abdominal Obesity
title_sort fat intake and stress modify sleep duration effects on abdominal obesity
topic sleep duration
abdominal obesity
fat intake
stress
effect modification
url https://www.mdpi.com/2072-6643/11/10/2535
work_keys_str_mv AT sangwonchung fatintakeandstressmodifysleepdurationeffectsonabdominalobesity
AT changkeunkwock fatintakeandstressmodifysleepdurationeffectsonabdominalobesity