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New Data Releases

To apply for the any of these restricted-use data files:

  • New users will need to apply for restricted-use data. Please download and complete the restricted-use data contract using the CPC Data Portal.
  • Current Add Health users can log in to their CPC Data Portal application to request additional data.

For more information, please visit the Data Portal's Frequently Asked Questions page. 

Wave III & IV Sexual Minority Policy Data
(Released: May 3, 2019)

This database includes indicators of the policy context for sexual minorities (a population typically defined based on co-residence with a same-sex partner or self-identification as gay, lesbian, or bisexual) in Waves III & IV of Add Health. These data will enable researchers to examine how state-level policies in young adulthood are associated with a wide range of indicators of health and well-being among sexual minorities.

Add Health Parent Study (2015-2017) Medication
(Released: May 3, 2019)

 Therapeutic classifications for medications data collected (2015-17) from Wave I Parent and Spouse or Parent.

Add Health Parent Study (2015-2017) Family Health History, Disposition, and National Death Index Data
(Released: January 24, 2019)

The Add Health Parent Study (2015-2017) Family Health History files contain data from the Wave I parent (n=2,247) and spouse/partner (n=1,118) who returned the Add Health Parent Study family health history leave-behind forms. The Add Health Parent Study (2015-2017) Disposition File (n=20,745) contains the final disposition codes for Wave I parents selected for the interview. The Add Health Parent Study (2015-2017) National Death Index File (n=226) contains the underlying cause of death and days alive after the Wave I interview for Wave I parents selected for the  interview who are coded as deceased in the disposition file.