Research Data Available at HCPDS upon Approved Application
HCPDS offers access to several restricted datasets upon approved application.
If you are interested in applying for access to any of these datasets, please fill out the Secondary Data Interest Form. If you have any questions, please contact Data Compliance Coordinator Channah Leff at cleff@hsph.harvard.edu.
Add Health (National Longitudinal Study of Adolescent to Adult Health)
| DATASET | DESCRIPTION | DATA YEARS | HARVARD-OWNED | ACCESS |
| Add Health (National Longitudinal Study of Adolescent to Adult Health) | Most comprehensive, nationally-representative longitudinal study of 20,000+ adolescents in the US, including a vast array of survey and contextual data (demographic, social, socioeconomic, cognitive, and health information) and physical and biological data (genetic markers, blood-based assays, anthropometric measures, and medications) | 1994 – present | No | Available to HCPDS affiliates and students upon approved application |
ChinaSP (China 1990 Census Two Percent Sample)
| ChinaSP (China 1990 Census Two Percent Sample) | 1% sample of the 1990 Census and covering the full census returns for every hundredth person and household (linked together) | 1990 | Yes | Available to HCPDS affiliates and students upon approved application |
Eurostat
| Dataset | Description | Data Years | Harvard-owned | Access |
| Eurostat | High-quality microdata on EU member states covering regional demographics, economy and finance, social conditions, industry, agriculture, international trade, transportation, environment and energy, and science and technology | 1994 – present | No | Available to HCPDS affiliates and students upon approved application |
HAALSI (Health and Aging in Africa: A Longitudinal Study of an INDEPTH Community in South Africa)
| Dataset | Description | Data Years | Harvard-owned | Access |
| HAALSI (Health and Aging in Africa: A Longitudinal Study of an INDEPTH Community in South Africa) | Longitudinal study on roughly 5,000 South Africans over age 40, including survey and laboratory data on cognition & dementia, cardiometabolic disease, HIV & treatment, public policies & health, and multimorbidities | 2014 – present | Yes | Publicly available (some restricted data available upon approved request); Wave 3 data available soon |
HRS (Health and Retirement Study)
| Dataset | Description | Data Years | Harvard-owned | Access |
| HRS (Health and Retirement Study) | Longitudinal panel study of nationally representative US adults aged 50+ surveyed every two years on aging, economics, occupations and employment, health and health care, cognition, living arrangements, demographics and relationships | Early 1990s – present | No | Some publicly available and some available upon approved application |
NLSY (National Longitudinal Surveys of Youth)
| Dataset | Description | Data Years | Harvard-owned | Access |
| NLSY (National Longitudinal Surveys of Youth) | Longitudinal study of nationally representative sample of 12,686 young men and women born in the US during the years 1957 through 1964. Data focuses on labor market activities and other significant life events. | 1979 – present | No | Available to HCPDS affiliates and students upon approved application |
PPIUD Study (Postpartum Intrauterine Device)
| Dataset | Description | Data Years | Harvard-owned | Access |
| PPIUD Study (Postpartum Intrauterine Device) | Initiative aimed to address the post-partum contraceptive needs of women by institutionalizing the practice of offering immediate post-partum Intra-Uterine Device services (IUD) in hospitals | 2013 – 2020 | No | Available soon |
RISK Project (Resilience in Survivors of Katrina)
| RISK Project (Resilience in Survivors of Katrina) | Longitudinal study of 1,019 low-income parents from New Orleans with waves of data collection both before and after Hurricane Katrina | 2003 – present | Yes | Publicly available (some restricted data available upon approved request) |
WFHS (Work, Family & Health Study)
| Dataset | Description | Data Years | Harvard-owned | Access |
| WFHS (Work, Family & Health Study) | Group-randomized field survey data from 1,700 employees at two different industries (information technology and extended-care) on topics related to social, economic, psychological and physical well-being | 2009 – 2013 | Yes | Publicly available (some restricted data available upon approved request) |
WIE (Willows Impact Evaluation: Reproductive Health Study)
| Dataset | Description | Data Years | Harvard-owned | Access |
| WIE (Willows Impact Evaluation: Reproductive Health Study) | Multi-component study measuring impacts and effectiveness of Willows International’s Reproductive Health Programs in Ghana, Pakistan, Tanzania and Turkey | 2017 – 2020 | Yes | Available soon |