Association of screen time and chronotype with depression and anxiety symptoms among Chinese adolescents

Key Points

• To investigate the relationship between screen time, chronotype, and symptoms of depression and anxiety in adolescents.
• Cross-sectional study design
• Population includes Chinese adolescents
• Assessments of screen time and chronotype
• Screening for depression and anxiety symptoms
• Higher screen time is linked to increased odds of depression and anxiety symptoms.
• Later chronotype is associated with higher rates of screening positive for mental health issues.
• E-type adolescents may be particularly affected by these factors.