Birth and Birth Rates

NCHS Data Query System Topics
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At a glance

  • The National Center for Health Statistics Data Query System features estimates of low birthweight in newborns.
  • These estimates are based on data from the National Vital Statistics System.
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Birth and fertility rates

Birth rate is defined as the number of live births per 1,000 population. Fertility rate is defined as the number of live births per 1,000 females ages 15-44.

Birth and fertility rates

Get statistics from the NCHS Data Query System.


Sources

Health, United States publishes data from the National Vital Statistics System (NVSS).

Preliminary Data

DQS includes final data from NVSS. More recent preliminary data for this topic are available through the NVSS Vital Statistics Rapid Release and CDC WONDER Provisional Mortality Statistics.

Low birthweight live births

Infants born with a birthweight of less than 2,500 grams (5 lbs. 8 oz.) are considered low birthweight live births.

Low birthweight live births

Get statistics from the NCHS Data Query System.


Sources

The National Vital Statistics System (NVSS) provides DQS with data about this topic from vital records.

Preliminary Data

DQS includes final data from NVSS. More recent preliminary data for this topic are available through NVSS Rapid Release Quarterly Provisional Estimates for Selected Birth Indicators and CDC Wonder Provisional Natality Data.