Collected Dataset / ADDHealth_Adolescents_Wave3

The participants were all adolescents in grades 7-12 in the United States in 1994-1995.

Interviewer-assisted + self-administered in-home questionnaire. The questionnaire was designed to obtain relationship, marital, childbearing, and educational histories, and to date key labor force events. The following information was collected: demographics, household roster and residence history, parental support and relationships, retrospective ADHD, relationships with siblings, friends, education, labor market experience and active-duty military service, general health and diet, access to health services, health insurance, illnesses, medications, physical disabilities, social psychology and mental health, mentoring, marriage/cohabitation history and attitudes, economics and personal future, sexual experiences and STDs, table of relationships, table of pregnancies, relationships in detail, BEM inventory, propensity for risk, completed pregnancies, current pregnancy, live births, children and parenting, delinquency and violence, involvement with the criminal justice system, tobacco, alcohol, drugs, self-image, mistreatment by adults, civic participation and citizenship, religion and spirituality, gambling, and daily activities.

The participants were also given the Add Health Picture Vocabulary Test.

Participants were asked to provide saliva and urine specimens for HIV and STD testing.

Residential latitude and longitude were collected using a GPS device.

Wave III also collected high school transcripts.