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Sleep patterns are associated with cardiometabolic risk factors in nine-year-old Swedish children

Ellinor Nilsson1, Christine Delisle Nyström1, Jairo H Migueles1,2

  • 1Department of Biosciences and Nutrition, Karolinska Institutet, Huddinge, Sweden.

Acta Paediatrica (Oslo, Norway : 1992)
|April 27, 2024
PubMed

Insights

Good sleep patterns in children, including sufficient sleep duration and early bedtime, are linked to better cardiometabolic health. Meeting sleep guidelines is associated with lower risks of metabolic syndrome and insulin resistance.

Area of Science:

  • Pediatrics
  • Cardiology
  • Metabolic Health

Background:

  • Limited research exists on the impact of sleep duration and bedtime on children's cardiometabolic health.
  • Understanding these associations is crucial for early intervention and prevention strategies.

Purpose of the Study:

  • To investigate the relationship between sleep patterns and cardiometabolic risk factors in nine-year-old children.
  • To determine if adherence to sleep guidelines and early bedtimes influence metabolic health indicators.

Main Methods:

  • Cross-sectional study involving 411 nine-year-olds (51% boys) using data from 2016-2020.
  • Sleep was objectively measured using wrist-worn accelerometers and subjectively via sleep journals.
  • Children were categorized based on meeting sleep duration guidelines (9-11 hours) and early/late bedtimes relative to the median.

Main Results:

  • Children meeting sleep guidelines and having earlier bedtimes showed a significantly lower metabolic syndrome score compared to those with later bedtimes.
  • Adherence to sleep recommendations was associated with reduced insulin resistance and lower insulin levels.
  • These associations persisted even after adjusting for total sleep time, particularly for the metabolic syndrome score.

Conclusions:

  • The study suggests that optimal sleep patterns, characterized by adequate duration and timely bedtimes, play a significant role in promoting positive cardiometabolic health in children.
  • These findings highlight the potential of sleep interventions to improve children's metabolic well-being.
Abstract

Keywords:
bedtimecardiometabolic healthschool‐aged childrensleep durationsleep patterns

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