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Relationship between stress and sleep bruxism in children and their mothers: A case control study

Nelia Medeiros Sampaio1, Mario Cezar Oliveira1, Adriana Castro Andrade1

  • 1Universidade Estadual de Feira de Santana, Departamento de Saúde - Feira de Santana - Bahia - Brazil.

Sleep Science (Sao Paulo, Brazil)
|February 13, 2019
PubMed

Insights

Sleep bruxism (SB) is common in children, with a 22.6% prevalence. This study found SB occurred more often when a mother also had the condition, but stress was not a significant factor.

Area of Science:

  • Pediatric Sleep Medicine
  • Neuroscience
  • Psychology

Background:

  • Sleep bruxism (SB) is a prevalent condition affecting children.
  • Its development is linked to neurotransmitters and environmental factors.

Purpose of the Study:

  • To determine the prevalence of sleep bruxism in children and their mothers.
  • To investigate the relationship between sleep bruxism and stress using a case-control design.

Main Methods:

  • A case-control study involving 24 children with SB and their mothers (case group) and 36 children without SB and their mothers (control group).
  • Statistical analysis using the chi-square test with 95% confidence intervals (p<0.05).

Main Results:

  • The prevalence of probable sleep bruxism awareness was 22.6% in children and 30.8% in caregivers.
  • A significant association was found between SB in children and their mothers having SB (p=0.02).
  • No significant links were identified between socio-demographic variables and SB.

Conclusions:

  • Psychological stress did not show a significant association with sleep bruxism in children or their mothers.
  • The co-occurrence of SB in children and mothers suggests a potential familial link.
Abstract

Keywords:
PhysiologicalStressbruxismchildsleep bruxism

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