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Association between the habitual lip and tongue posture, clinical characteristics, and sleep-related problems in

Gabriella Marra Guimarães Rezende1, Ana Elisa Ribeiro Fernandes2, Anna Vitória Mendes Viana Silva3

  • 1Universidade Federal de Minas Gerais - UFMG - Belo Horizonte (MG), Brasil.

Codas
|April 2, 2025
PubMed

Insights

Infants with Trisomy 21 (T21) show sleep issues linked to prematurity, sex, tongue posture, and choking. Understanding these factors can help improve sleep quality in this population.

Area of Science:

  • Pediatrics
  • Genetics
  • Sleep Medicine

Background:

  • Infants with Trisomy 21 (T21) often experience sleep-related problems.
  • Habitual lip and tongue posture are potential contributing factors to sleep disturbances.

Purpose of the Study:

  • To investigate the association between habitual lip and tongue posture and clinical characteristics with sleep problems in infants with T21.
  • To identify specific risk factors for sleep disturbances in this population.

Main Methods:

  • Cross-sectional observational study of 87 infants with T21 (mean age 8.8 months).
  • Utilized the Brief Infant Sleep Questionnaire (BISQ), obstructive sleep apnea symptom assessment, video analysis of oral posture, and parental interviews.
  • Statistical analysis included descriptive statistics and Pearson's chi-square test.

Main Results:

  • 82.7% of infants exhibited good sleep quality.
  • Prematurity correlated with witnessed respiratory pauses.
  • Female infants and those with habitual tongue posture within the oral cavity were associated with unusual sleeping positions.
  • Choking was linked to restless sleep.

Conclusions:

  • Prematurity, sex, habitual tongue posture, and choking are significantly associated with sleep disturbances in infants with T21.
  • These findings highlight key areas for targeted interventions to improve sleep in infants with Trisomy 21.
Abstract

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