Table 1.

Detailed information about parent studies from which participants were drawn

Study name and location	Study aims	Recruitment	Participant ages (years)	Schedule	Season
Children’s Report of Sleep Patterns (CRSP) Validation (Philadelphia, PA and Denver, CO)	To determine the reliability and validity of the CRSP	Previous research participants, flyers, newspaper ads, cascading recruitment	8 to 12a	Self	School
Intrinsic Period (Providence, RI area)	To measure intrinsic circadian period in normal adolescents	Flyers, newspaper ads	9.6 to 17.8	Fixed	Summer
Sleep Patterns (Pawucket, RI)	To assess the range of sleep patterns of middle school students	School	11.0 to 13.0	Self	School
Sleep and Development (Providence, RI area)	To examine the sleep patterns in children with and without a parental history of alcohol use	Flyers, newspaper ads, brochure mailings	9.2 to 17.8	Fixed	School
Food Choices (Providence, RI area)	To investigate circadian biology and eating patterns in normal weight and overweight adolescents	Flyers, newspaper ads, brochure mailings	12.3 to 15.9	Fixed	Summer
NSF Light Study (Providence, RI area)	To test the effect of targeted lighting systems on performance, mood, and circadian phase in healthy middle school students	Flyers, newspaper ads, list from Providence Schools	10.5 to 14.7	Self	Summer
Young Adolescent Sleep-Smart Pacesetter Program (YASS) (Worcester, MA)	To examine the efficacy of a preventative intervention for early adolescents: Sleep Smart Program	Letters to parents of 7th graders in fall health class and evening parent meetings at the schools	11.0 to 15.0	Self	School
The Prevalence and Cross- Cultural Comparison of Daytime Sleepiness in Adolescents (Adelaide, South Australia)	To estimate sleep and daytime functioning in Australian adolescents and compare them to adolescents in the United States.	Random sampling of students in eight schools in South Australia	13.8 to 17.4	Self	School

^aAge data were collected in whole numbers.