National Center for Health Statistics

National Center for Health Statistics (NCHS) is one of the Centers for Disease Control and Prevention (CDC), which is part of the United States Department of Health and Human Services.

NCHS is the United States' principal health statistics agency. It designs, develops, and maintains a number of systems that produce data related to demographic and health concerns. These include data on registered births and deaths, the National Health Interview Survey (NHIS), the National Health and Nutrition Examination Survey (NHANES), the National Health Care Survey, and the National Survey of Family Growth (NSFG), among others.