Moving into poverty during childhood is associated with later sleep problems Børge Sivertsen, Tormod Bøe, Jens Christoffer Skogen, Keith J. Petrie, Mari Hysing January 2017 PDF Cite DOI adolescence poverty sleep longitudinal Related Sleep and School Attendance in Adolescence: Results from a Large Population-Based Study. Economic volatility in childhood and subsequent adolescent mental health problems: a longitudinal population-based study of adolescents Psychometric Properties and Concurrent Validity of the Crafft among Norwegian Adolescents. Ung@hordaland, a Population-Based Study Adolescent School Absenteeism and Service Use in a Population-Based Study Sleep Problems as a Mediator of the Association between Parental Education Levels, Perceived Family Economy and Poor Mental Health in Children