Smartphone Use on School Nights in the Adolescent Brain Cognitive Development Study

This cross-sectional study uses passive smartphone sensing data to characterize school night smartphone use by app category among adolescents and to examine sociodemographic correlates of nighttime use in a national sample.

Corresponding Author: Jason M. Nagata, MD, Division of Adolescent and Young Adult Medicine, Department of Pediatrics, University of California, San Francisco, California, 550 16th St, 4th Floor, Box 0503, San Francisco, CA 94143 (jason.nagata@ucsf.edu).

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