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Births: final data for 2012.

Joyce A Martin, Brady E Hamilton, Michelle J K Osterman

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    Summary
    This summary is machine-generated.

    In 2012, U.S. fertility rates declined, with fewer births to teens and women in their twenties, but more births to women aged 30-44. Key infant health indicators like preterm birth and low birthweight rates also decreased.

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    Area of Science:

    • Demography
    • Public Health
    • Reproductive Health

    Background:

    • The United States experienced approximately 3.95 million births in 2012.
    • Understanding birth characteristics is crucial for public health planning and resource allocation.

    Purpose of the Study:

    • To present comprehensive 2012 data on U.S. births and associated maternal and infant characteristics.
    • To analyze trends in fertility patterns, birth rates, and key health indicators.

    Main Methods:

    • Descriptive statistical analysis of data from U.S. birth certificates.
    • Tabulation of nearly 4 million births registered in 2012.

    Main Results:

    • The general fertility rate decreased to 63.0 births per 1,000 women (aged 15-44).
    • Birth rates declined for younger women (teens and twenties) but increased for women aged 30-44.
    • Preterm birth and low birthweight rates continued to decline, while cesarean delivery rates remained stable.

    Conclusions:

    • Fertility patterns in the U.S. showed a shift towards later childbearing in 2012.
    • Improvements in infant health indicators, such as reduced preterm birth rates, were observed.