Delayed sleep phase syndrome in adolescents: prevalence and correlates in a large population based study

@inproceedings{Sivertsen2013DelayedSP,
  title={Delayed sleep phase syndrome in adolescents: prevalence and correlates in a large population based study},
  author={B\orge Sivertsen and St{\aa}le Pallesen and Kjell Morten Stormark and Tormod B\oe and Astri J. Lundervold and Mari Hysing},
  booktitle={BMC public health},
  year={2013}
}
BACKGROUND The aims of this study were to estimate the prevalence of Delayed Sleep Phase Syndrome (DSPS) in adolescence, and to examine the association to insomnia and school non-attendance. METHODS Data stem from a large population based study in Hordaland County in Norway conducted in 2012, the ung@hordaland study. In all, 10,220 adolescents aged 16-18 years (54% girls) provided self-reported data on a range of sleep parameters: DSPS was defined according to the International Classification… CONTINUE READING