Associations between sleep habits, quality, chronotype and depression in a large cross-sectional sample of Swedish adolescents.

ABSTRACT:

Objective

To investigate behavioral sleep habits, self-perceived quality of sleep, and chronotype, and to examine their association with clinically relevant levels of depression in Swedish adolescents.

Method

Questionnaire data were obtained from a representative sample of Swedish adolescents (n = 8449; 50.8% girls; aged 12-16). Depression was defined as >13 BDI-II scores. Logistic regression modelling estimated the effects of sleep duration, sleep quality, and chronotype on depression, adjusted for socio-demographic factors.

Results

On weekdays, approximately 46% of adolescents slept less than the recommended length of eight hours per night (depressed: 68%, non-depressed: 40%). On weekends, however, only 17% slept shorter than recommended. Short weekday sleep duratio

SUBMITTER: Lemke T 

PROVIDER: S-EPMC10621812 | biostudies-literature | 2023

REPOSITORIES: biostudies-literature