Joyce A Martin1, Brady E Hamilton, Paul D Sutton
1Division of Vital Statistics, U.S. Department of Health and Human Services, National Center for Health Statistics, Centers for Disease Control and Prevention, National Vital Statistics System, Hyattsville, MD 20782, USA.
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In 2005, U.S. births increased slightly, with rising fertility rates among older mothers and unmarried women. Key trends include declining teenage births, stable prenatal care initiation, and record-high cesarean delivery rates.
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