MedicineGeriatric MedicinePsychiatryGeriatric PsychiatryGeriatricsGerontologyAffective Disorders In Older AdultsComprehensive Geriatric AssessmentDepression AssessmentDepressive DisordersSleep Disturbances In Older AdultsSleep HealthCohort Study InvestigationDepression ScreeningDepression SymptomsDepressive Symptom AssessmentGeriatric Depression AssessmentGeriatric Depression ScreeningLogistic Regression AnalysisRestricted Cubic Spline Models
Insufficient or prolonged sleep was independently associated with depressive symptoms in middle-aged and elderly people, showing a U-shaped relationship, especially in women and in middle-aged and elderly people aged 55-64 years.