The use of actigraphs, or ambulatory devices that estimate sleep–wake patterns from activity
levels, has become common in pediatric research. Actigraphy provides a more objective …

Background Despite the widespread use of actigraphy in pediatric sleep studies, there are
currently no age-related normative data. Objectives To systematically review the literature …

Purpose To present normative values of mean sleep duration from adolescence through
young adulthood (ages 13–32 years), prevalence of short (< 6 hours) and long (> 10 hours) …

Purpose To investigate the association between telecommunication and other screen
devices use and subjective and objective sleep measures in adolescents at 17–18 years …

OBJECTIVE: To explore the discrepancy between sleep diary and actigraphic measures of
sleep in adolescents and to ascertain whether these discrepancies may vary according to …

Objectives To develop national sleep norms conditional on age and to examine stratification
by sex, race/ethnicity, and changes over time. Design Secondary analysis of a panel survey …

In research and clinical contexts, parents' report and sleep diary filled in by parents are often
used to characterize sleep-wake rhythms in children. The current study aimed to investigate …

Insufficient sleep is a risk factor for depression, suicidality, and substance use, yet little is
known about gender, ethnic, and community-level differences in sleep and its associated …

A growing body of research has demonstrated links between sleep problems and symptoms
of depression and anxiety in community and clinical samples of adolescents and young …

The formation of early regulatory behavior during the first years is an important
developmental task and predictive for self-regulatory abilities in later life. Although parental …