Association between screen time exposure, anxiety, and sleep quality in adolescents

Abstract

Introduction. The increase in sedentary screen time can negatively affect the quality of sleep, impacting the performance of daily activities. Objective. To analyze the association between sedentary screen time and sleep quality, regardless of the symptoms of anxiety in adolescents of both genders. Method. Cross-sectional study integrating school-based epidemiological research with a representative sample (n = 666) of high school students (14 to 19 years old) in public schools in the municipality of Caruaru-PE. The translated versions into Portuguese of the Pittsburgh Sleep Quality Index (PSQI) and the Hospital Anxiety and Depression Scale (HAD) were applied to analyze sleep quality and anxiety, respectively. Binary logistic regression was used to analyze the association, considering sleep quality as an outcome. Results. There was a positive, statistically significant (p