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Key Resources

User Guides

Detailed documentation designed to help users understand the study design, data sets, and guidelines for analyzing the data.

Codebooks

PDF codebooks for coding responses and documenting the layout and code definitions of the data files.

Add Health Navigator

Metadata discovery tool to explore and create custom codebooks, as well as provide a wave to wave variable comparison for Waves I-VI.

Public-Use Data Sets

Access and download the public use codebooks and data sets which contain a reduced sample size (Waves I-VI).

Restricted-Use Data Sets

Access the data sets available via restricted-use contract, renew contract, add researchers, and transfer or terminate contract. Data linkages are not allowable with a restricted-use contract.

Ancillary Studies

Submit an application to add new contextual or biological data to the Add Health data sets, including data linkages.

News and Announcements

student in wheelchair receives a diploma from a university. disabled girl with a diploma from school and university.
June 26, 2020

Researchers use Add Health data to discover connections between chronic medical conditions and the importance of belonging

Students with chronic medical conditions struggle with more than just their physical health. The hurdles formed from medical conditions impact their school attendance, concentration, and...
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Adult Son And Senior Father Talking While Relaxing On Couch At Home
May 15, 2020

Can Parental Communication Influence HIV Testing?

Add Health data collection began 25 years ago, yet new research is still being published using Wave I data which adds to the scientific knowledge...
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hands wrapped in tailor measure tape covering face of young depressed and worried girl suffering anorexia or bulimia nutrition disorder
April 16, 2020

Add Health data used to study eating disorder behaviors in adolescence and adulthood

Add Health collected information on nutrition, eating habits and weight perception during the Wave I interview when respondents were in middle and high school. These...
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