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Sleep duration is associated with Caudate volume and executive function.

Nicole F Jones1, Toshikazu Ikuta2

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|September 22, 2022
PubMed
Summary
This summary is machine-generated.

Sleep duration is linked to caudate nucleus volume, particularly in younger individuals. This brain structure and sleep duration also associate with executive function, though caudate volume doesn't directly predict it.

Keywords:
Caudate NucleusExecutive functionsSleep durationStructural imaging

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Area of Science:

  • Neuroscience
  • Sleep Science
  • Cognitive Neuroscience

Background:

  • Previous research linked caudate nucleus volume to sleep duration in older adults.
  • The relationship between sleep duration and caudate volume in younger populations is not well understood.

Purpose of the Study:

  • To investigate the association between caudate nucleus volume and habitual sleep duration across a wide age range (10-85 years).
  • To examine the relationship between sleep duration, caudate volume, and executive function.

Main Methods:

  • Utilized a large sample size (N=464) for volumetric analysis of the caudate nucleus.
  • Assessed habitual sleep duration and executive function performance.

Main Results:

  • A significant positive association was found between caudate nucleus volume and habitual sleep duration, most pronounced in younger individuals.
  • Sleep duration was significantly associated with executive function performance.
  • Caudate nucleus volume did not significantly predict executive function performance.

Conclusions:

  • Sleep duration is associated with caudate nucleus volume and executive function.
  • External factors likely modulate executive function, mediating the relationship between caudate-sleep and cognitive performance.