Association of Screen Time and Depression in Adolescence.

ABSTRACT:

Importance

Increases in screen time have been found to be associated with increases in depressive symptoms. However, longitudinal studies are lacking.

Objective

To repeatedly measure the association between screen time and depression to test 3 explanatory hypotheses: displacement, upward social comparison, and reinforcing spirals.

Design, setting, and participants

This secondary analysis used data from a randomized clinical trial assessing the 4-year efficacy of a personality-targeted drug and alcohol prevention intervention. This study assessed screen time and depression throughout 4 years, using an annual survey in a sample of adolescents who entered the seventh grade in 31 schools in the Greater Montreal area. Data were collected from September 2012 to September 20

SUBMITTER: Boers E 

PROVIDER: S-EPMC6632122 | biostudies-literature | 2019 Sep

REPOSITORIES: biostudies-literature