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Sleep duration is associated with healthy diet scores and meal patterns : Results from the population-based EpiHealth study

Theorell-Haglöw, Jenny ; Lemming, Eva Warensjö ; Michaëlsson, Karl ; Elmståhl, Sölve LU ; Lind, Lars and Lindberg, Eva (2020) In Journal of Clinical Sleep Medicine 16(1). p.9-18
Abstract

Study Objectives: To investigate relationships between sleep duration and adherence to healthy diets, but also associations with meal patterns, in a large population-based cohort. Methods: Participants (n = 23,829, males and females, aged 45 to 75 years) from the Swedish EpiHealth cohort study were included in a cross-sectional analysis. The participants filled out an extensive Internet-based questionnaire, and also visited a test center for anthropometric measurements and blood sampling. Sleep duration was classified as short (< 6 h/night; n = 1,862), normal (6 to less fewer than 9 h/night; n = 19,907) and long sleep (≥ 9 h/night; n = 858). In addition, a combination variable of sleep duration (short/normal/long) and sleep quality... (More)

Study Objectives: To investigate relationships between sleep duration and adherence to healthy diets, but also associations with meal patterns, in a large population-based cohort. Methods: Participants (n = 23,829, males and females, aged 45 to 75 years) from the Swedish EpiHealth cohort study were included in a cross-sectional analysis. The participants filled out an extensive Internet-based questionnaire, and also visited a test center for anthropometric measurements and blood sampling. Sleep duration was classified as short (< 6 h/night; n = 1,862), normal (6 to less fewer than 9 h/night; n = 19,907) and long sleep (≥ 9 h/night; n = 858). In addition, a combination variable of sleep duration (short/normal/long) and sleep quality (good/poor) was constructed, giving six categories. Adherence to a healthy diet was assessed using the modified Mediterranean diet (mMED) score and the Healthy Nordic Food Index (HNFI) score based on food groups from a food frequency questionnaire. A regular meal pattern was considered if the participant had breakfast, lunch and dinner on a daily basis. Results: Compared with normal sleepers, short sleepers displayed lower adherence to a healthy diet when using both the mMED score (adjusted odds ratio = 0.70; 95% confidence interval 0.56-0.88) and the HNFI score (0.70; 0.56-0.88). When combining sleep duration and sleep quality, short sleepers with poor sleep quality showed an independent relationship with low adherence to a healthy diet (0.67; 0.52-0.86) compared with normal sleepers with good sleep quality. In addition, both short sleepers (0.71; 0.62-0.82) and long sleepers (0.75; 0.62-0.91) showed low adherence to regular meal patterns, compared with normal sleepers. Furthermore, short sleepers with poor sleep quality had reduced odds of having a regular meal pattern (0.67; 0.57-0.79) as compared with normal sleepers with good sleep quality. Conclusions: Short sleep duration combined with poor sleep quality is associated with low adherence to a healthy diet and regular meal patterns.

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author
; ; ; ; and
organization
publishing date
type
Contribution to journal
publication status
published
subject
keywords
Diet, Meal pattern, Population-based, Sleep duration, Sleep quality
in
Journal of Clinical Sleep Medicine
volume
16
issue
1
pages
10 pages
publisher
American Academy of Sleep Medicine
external identifiers
  • pmid:31957658
  • scopus:85077992704
ISSN
1550-9389
DOI
10.5664/JCSM.8112
language
English
LU publication?
yes
id
fdc4498e-cd06-4add-a186-37d611d4ceb6
date added to LUP
2020-12-28 12:33:35
date last changed
2024-06-27 04:29:47
@article{fdc4498e-cd06-4add-a186-37d611d4ceb6,
  abstract     = {{<p>Study Objectives: To investigate relationships between sleep duration and adherence to healthy diets, but also associations with meal patterns, in a large population-based cohort. Methods: Participants (n = 23,829, males and females, aged 45 to 75 years) from the Swedish EpiHealth cohort study were included in a cross-sectional analysis. The participants filled out an extensive Internet-based questionnaire, and also visited a test center for anthropometric measurements and blood sampling. Sleep duration was classified as short (&lt; 6 h/night; n = 1,862), normal (6 to less fewer than 9 h/night; n = 19,907) and long sleep (≥ 9 h/night; n = 858). In addition, a combination variable of sleep duration (short/normal/long) and sleep quality (good/poor) was constructed, giving six categories. Adherence to a healthy diet was assessed using the modified Mediterranean diet (mMED) score and the Healthy Nordic Food Index (HNFI) score based on food groups from a food frequency questionnaire. A regular meal pattern was considered if the participant had breakfast, lunch and dinner on a daily basis. Results: Compared with normal sleepers, short sleepers displayed lower adherence to a healthy diet when using both the mMED score (adjusted odds ratio = 0.70; 95% confidence interval 0.56-0.88) and the HNFI score (0.70; 0.56-0.88). When combining sleep duration and sleep quality, short sleepers with poor sleep quality showed an independent relationship with low adherence to a healthy diet (0.67; 0.52-0.86) compared with normal sleepers with good sleep quality. In addition, both short sleepers (0.71; 0.62-0.82) and long sleepers (0.75; 0.62-0.91) showed low adherence to regular meal patterns, compared with normal sleepers. Furthermore, short sleepers with poor sleep quality had reduced odds of having a regular meal pattern (0.67; 0.57-0.79) as compared with normal sleepers with good sleep quality. Conclusions: Short sleep duration combined with poor sleep quality is associated with low adherence to a healthy diet and regular meal patterns.</p>}},
  author       = {{Theorell-Haglöw, Jenny and Lemming, Eva Warensjö and Michaëlsson, Karl and Elmståhl, Sölve and Lind, Lars and Lindberg, Eva}},
  issn         = {{1550-9389}},
  keywords     = {{Diet; Meal pattern; Population-based; Sleep duration; Sleep quality}},
  language     = {{eng}},
  number       = {{1}},
  pages        = {{9--18}},
  publisher    = {{American Academy of Sleep Medicine}},
  series       = {{Journal of Clinical Sleep Medicine}},
  title        = {{Sleep duration is associated with healthy diet scores and meal patterns : Results from the population-based EpiHealth study}},
  url          = {{http://dx.doi.org/10.5664/JCSM.8112}},
  doi          = {{10.5664/JCSM.8112}},
  volume       = {{16}},
  year         = {{2020}},
}