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Updated: Sep 15, 2025

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Sleep Duration Transitions Among Children With Central Precocious Puberty Across Pubertal Development.

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Summary

Insufficient sleep and late bedtimes are linked to central precocious puberty (CPP) in girls. Maintaining adequate sleep and earlier bedtimes is recommended for girls before puberty onset.

Keywords:
Central precocious pubertyChildrenPubertySleepSleep timing

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Area of Science:

  • Pediatric Endocrinology
  • Sleep Medicine
  • Child Development

Background:

  • Central precocious puberty (CPP) is a condition where puberty begins unusually early.
  • The influence of sleep patterns on CPP development is not well understood.
  • Longitudinal sleep data in children with CPP is lacking.

Purpose of the Study:

  • To investigate sleep parameters associated with CPP in children.
  • To examine sleep duration changes before and after puberty onset.
  • To determine if insufficient sleep or later bedtimes are risk factors for CPP.

Main Methods:

  • Analysis of data from 2238 children in the Taiwan Pubertal Longitudinal Study.
  • Longitudinal assessment of sleep parameters and pubertal staging every 3 months.
  • Identification of critical sleep parameters linked to CPP onset.

Main Results:

  • CPP was associated with age, gender, fat percentage, and moderate physical activity.
  • Girls with CPP reported significantly more insufficient sleep and later bedtimes.
  • No significant association between sleep parameters and CPP risk was found in boys.

Conclusions:

  • Insufficient sleep and late bedtimes may be key factors in CPP development.
  • Recommendations include ensuring sufficient sleep and earlier bedtimes for girls, especially pre-puberty.
  • These modifiable sleep behaviors may help mitigate CPP risk.