The National Children’s Study collected health data on over 5,400 birth families from prenatal up to early childhood (age 5). That data and samples from these participants is available in the NCS Archive. The report, Analysis of Alcohol and Tobacco Prevalence and Cessation before and during Pregnancy in the National Children’s Study (NCS), provides an example of the use of the NCS Archive data for maternal and pediatric research.


At pre-conception and pregnancy visits, a woman’s drinking and smoking status was measured by asking about current and past use:

A descriptive analysis of mothers and infants was completed for those screened for substance use.


If a researcher is interested in pursuing this topic further, for example, exploring substance use in relation to various child health outcomes or completing analysis of available prenatal hair samples, both data and samples are available to approved researchers.

To learn more about available NCS data, please Login or register.