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Updated: Oct 15, 2025

Author Spotlight: Unveiling the Connection Between Sleep Disorders and Cognitive Symptoms in Depression
Published on: April 26, 2024
Sleep habits and sleep problems associated with depressive symptoms in school-age children
Jesús Moo-Estrella1, Gloria Arankowsky-Sandoval2, Matilde Valencia-Flores3
1Laboratorio de Sueño y Neurociencias, Facultad de Psicología, Universidad Autónoma de Yucatán, Mérida, Mexico.
Insights
Poor sleep habits and problems like nightmares are linked to more depression symptoms in children. Addressing sleep issues may help reduce childhood depression severity.
Area of Science:
- Child psychology
- Sleep science
- Clinical research
Background:
- Sleep disturbance is a common symptom and contributing factor in depression severity.
- Understanding the relationship between sleep and depression in children is crucial for effective intervention.
Purpose of the Study:
- To investigate sleep habits and sleep problems associated with increased depressive symptoms in children.
- To identify specific sleep-related factors that correlate with depression in pediatric populations.
Main Methods:
- A study involving 524 children (51.1% female, average age 10.29 years).
- Utilized the Children's Depression Inventory (CDI) and a Sleep Habits and Sleep Problems Questionnaire.
- Employed linear regression to analyze the relationship between sleep variables and depressive symptoms.
Main Results:
- 20% of children exhibited symptoms of depression (mean CDI score 12.51).
- Sleep habits like insufficient sleep duration and inconsistent wake-up times were linked to higher depression scores.
- Sleep problems including nocturnal awakenings, nightmares, and difficulty waking up also correlated with increased depressive symptoms.
Conclusions:
- Depressive symptoms in school-aged children are exacerbated by sleep deprivation and parasomnias.
- Targeting sleep habits and resolving sleep problems may be a viable strategy for managing childhood depression.
Problem:
Sleep disturbance is a characteristic symptom of depression, but it is also a problem in itself related to the severity of this illness. Hence, the objective of this study was to examine sleep habits and sleep problems associated with increased depressive symptoms in children.
Methods:
The sample included 524 children equally distributed by gender (51.1% female), with an average age of 10.29 (SD = 1.34) years. The administered instruments were the Children's Depression Inventory (CDI; Cronbach α = 0.82) and a Sleep Habits and Sleep Problems Questionnaire (α = 0.91).
Findings:
The mean score for the CDI was 12.51 (SD = 6.74) and 20% presented symptoms of depression. The linear regression model showed that sleep habits associated with the increase in symptoms of depression were: little sleep, hours of sleep during the week, and wake-up time on weekdays. In the same model, the associated sleep problems were: nocturnal awakenings, nightmares, and difficulty waking up. The presence of these sleep habits and sleep problems increased the score from 2.07 to 13.50 points on the CDI scale.
Conclusions:
Depressive symptoms increase with the presence of sleep habits related to sleep deprivation and sleep problems related to parasomnias in school-age children.
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