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Through-the-Wall Blood Sampling Method to Minimize Sleep Disruption in Clinical Settings
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Association between Sleep Duration and Subclinical Thyroid Dysfunction Based on Nationally Representative Data.

Woojun Kim1, Jeongmin Lee2, Jeonghoon Ha3

  • 1Department of Neurology, Seoul St. Mary's Hospital, College of Medicine, The Catholic University of Korea, Seoul 06591, Korea.

Journal of Clinical Medicine
|November 23, 2019
PubMed
Summary
This summary is machine-generated.

Both short and long sleep durations increase the risk of subclinical thyroid dysfunction. Optimal sleep duration is crucial for maintaining thyroid health and preventing endocrine imbalances.

Keywords:
Korea National Health and Nutrition Examination Survey (KNHANES)sleepsubclinical hyperthyroidismsubclinical hypothyroidismthyroid diseasethyroid function test

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Area of Science:

  • Endocrinology
  • Sleep Medicine
  • Public Health

Background:

  • Sleep duration is a known risk factor for adverse health outcomes.
  • The endocrine system, including thyroid function, is closely linked to sleep patterns.
  • The relationship between sleep duration and subclinical thyroid dysfunction is not well-documented.

Purpose of the Study:

  • To investigate the association between subclinical thyroid dysfunction and sleep duration.
  • To analyze the impact of sleep duration on thyroid function using population data.

Main Methods:

  • Utilized data from the sixth Korea National Health and Nutrition Examination Survey (2013-2015).
  • Included 4945 participants, categorized into short (<7 h/day), normal (7-8 h/day), and long (>8 h/day) sleepers.
  • Assessed the odds ratio (OR) for subclinical hypothyroidism and hyperthyroidism based on sleep duration.

Main Results:

  • Short sleepers showed a significantly increased risk of subclinical hyperthyroidism (OR 1.37).
  • Long sleepers exhibited increased risks for both subclinical hyperthyroidism (OR 1.79) and hypothyroidism (OR 1.91) compared to normal sleepers.
  • No elevated risk of subclinical hypothyroidism was observed in short sleepers.

Conclusions:

  • Both shorter and longer sleep durations are associated with an increased risk of subclinical thyroid dysfunction.
  • Sleep duration plays a role in thyroid function, potentially leading to subclinical thyroid dysfunction.