Restricted sleep among adolescents: prevalence, incidence, persistence, and associated factors.

The objective is to examine incidence, prevalence, and persistence of restricted or short sleep among adolescents and associated risk factors. Data are from a sample of 4,175 youths aged 11 to 17 at baseline and 3,134 followed up 1 year later. Restricted sleep was defined as 6 hr or less per night.

Sleepless in adolescence: prospective data on sleep deprivation, health and functioning.

We estimate prevalence, incidence and persistence of short sleep or sleep deprivation in a two wave cohort study of 4175 youths 11-17 years old at baseline and 3134 of these a year later. Data were collected using computer interviews and questionnaires. Sleep deprivation was defined as 6h or less per night during the past 4 weeks.

Persistence and change in symptoms of insomnia among adolescents.

Objective: To estimate the incidence, chronicity, and remission of symptoms of insomnia and to examine factors associated with the incidence and chronicity of insomnia among adolescents.

Methods: Data were collected using diagnostic interviews and questionnaires from 4175 youths aged 11 to 17 years at baseline, and 3134 of these youths followed-up a year later. Subjects were sampled from large managed care populations in a metropolitan area of over 4.

Comorbidity of substance use disorders and other psychiatric disorders among adolescents: evidence from an epidemiologic survey.

This paper extends our knowledge of comorbidity of substance use disorders (SUDs) and other psychiatric disorders by examining comorbidity of specific types of SUDs and risk of comorbidity separately for abuse and dependence. The research question is whether there is specificity of risk for comorbidity for different SUDs and whether greater comorbidity is associated with dependence. Data are presented from a probability sample of 4175 youths aged 11-17 assessed with the NIMH DISC-IV and self-administered questionnaires.

Rates of DSM-IV psychiatric disorders among adolescents in a large metropolitan area.

We present prevalence data for adolescents in a large metropolitan area in the US and the association of DSM-IV diagnoses to functional impairment and selected demographic correlates. We sampled 4175 youths aged 11-17 years from households enrolled in large health maintenance organizations. Data were collected using questionnaires and the Diagnostic Interview Schedule for Children, Version IV (DISC-IV).

Prevalence of youth-reported DSM-IV psychiatric disorders among African, European, and Mexican American adolescents.

Objective: The authors present prevalence data for adolescents in a large metropolitan area and examine the association of DSM-IV diagnoses with functional impairment and selected demographic correlates among European Americans (EA), African Americans (AA), and Mexican (MA) Americans.

Method: The authors sampled 4,175 youths ages 11 to 17 years whose households were enrolled in large health maintenance organizations. Data were collected using questionnaires, the Diagnostic Interview Schedule for Children-IV and the Children's Global Assessment Scale.

Concordance of reports of mental health functioning by adolescents and their caregivers: a comparison of European, African and Latino Americans.

The purpose of this study was to examine the concordance of parental and adolescent reports of adolescents having emotional and behavioral problems. Data were collected from youths (age 11-17) and adult caregivers from a community-based sample of households. The sample consisted of 4175 youths and their caregivers (37.

Mental health problems of adolescents as reported by their caregivers: a comparison of European, African, and Latino Americans.

This article examines problem recognition across ethnic groups by focusing on parental reports of mental health problems in adolescents. Data were collected from 1 youth (aged 11-17) and 1 caregiver from a community-based sample of households in the Houston metropolitan area. The sample was 4175 youths and their caregivers (37.

Impact of insomnia on future functioning of adolescents.

Objective: To examine the impact of insomnia among adolescents on somatic, interpersonal, and psychological functioning using data from a two-wave, prospective study.

Methods: Subjects were adolescents 11-17 years of age sampled from managed care enrollment rosters in the United States. The baseline sample was 4175 and the follow-up sample a year later was 3136.