Title page
Contents
Abstract 1
Introduction 2
2003 revision of U.S. Standard Certificate of Live Birth 2
Methods 2
Demographic Characteristics (Tables 1-12) 3
Births and birth rates 3
Age of mother 3
Live-birth order 4
Total fertility rate 4
Births and birth rates by state 5
Birth rates for teenagers by state 5
Births to unmarried women 5
Cigarette Smoking Before and During Pregnancy (Tables 13-15) 5
Medical and Health Services Utilization and Source of Payment for the Delivery (Tables 13-19) 6
Method of delivery 6
Source of payment for the delivery 6
Infant Health Characteristics (Tables 20-25) 7
Period of gestation 7
Birthweight 7
Multiple births 8
References 9
Technical Notes 50
Acknowledgments 53
Table 1. Gestational age and birthweight characteristics, by plurality: United States, 2021 7
Figure 1. Live births and general fertility rates: United States, 1970-2021 1
Figure 2. Birth rates, by selected age of mother: United States, 1990-2021 4
Figure 3. Change in preterm birth rates, by state: United States, 2020 and 2021 8
Detailed Tables
Table 1. Births and birth rates: United States, 2010-2021, and by race and Hispanic origin: United States, 2016-2021 12
Table 2. Birth rates, by age of mother: United States, 2010-2021, and by age and race and Hispanic origin of mother: United States, 2016-2021 13
Table 3. Births, by age of mother, live-birth order, and race and Hispanic origin of mother: United States, 2021 15
Table 4. Births, by age of mother, live-birth order, and Hispanic origin of mother: United States, 2021 17
Table 5. Birth rates, by age of mother, live-birth order, and race and Hispanic origin of mother: United States, 2021 19
Table 6. Births, by race and Hispanic origin of mother: United States, each state and territory, 2021 21
Table 7. Births, by Hispanic origin of mother: United States, each state and territory, 2021 23
Table 8. Birth rates, by age of mother: United States, each state and territory, 2021 25
Table 9. Births to unmarried women, by age and race and Hispanic origin of mother: United States, 2021 27
Table 10. Birth rates for unmarried women: United States, 2010-2021, and by age and race and Hispanic origin of mother: United States, 2016-2021 28
Table 11. Selected demographic characteristics of births, by race and Hispanic origin of mother: United States, 2021 29
Table 12. Selected demographic characteristics of births, by Hispanic origin of mother: United States, 2021 30
Table 13. Selected medical and health characteristics of births, by race and Hispanic origin of mother: United States, 2021 31
Table 14. Selected medical and health characteristics of births, by Hispanic origin of mother: United States, 2021 32
Table 15. Mothers who smoked for the 3 months before pregnancy and anytime during pregnancy and those who quit before and during pregnancy,... 33
Table 16. Trimester prenatal care began, by age and race and Hispanic origin of mother: United States, 2021 35
Table 17. Births, by method of delivery: United States, 2010-2021, and by race and Hispanic origin of mother: United States, 2016-2021 36
Table 18. Births, by method of delivery and age and race and Hispanic origin of mother: United States, 2021 38
Table 19. Principal source of payment for the delivery, by age and race and Hispanic origin of mother: United States, 2021 39
Table 20. Births, by gestational age: United States, 2010-2021, and by race and Hispanic origin of mother: United States, 2016-2021 40
Table 21. Births, by gestational age and age and race and Hispanic origin of mother: United States, 2021 42
Table 22. Births, by birthweight: United States, 2010-2021, and by race and Hispanic origin of mother: United States, 2016-2021 44
Table 23. Births, by birthweight and age and race and Hispanic origin of mother: United States, 2021 46
Table 24. Twin, triplet, and higher-order multiple births: United States, 2010-2021, and by race and Hispanic origin of mother: United States, 2016-2021 48
Table 25. Births, by plurality and age and race and Hispanic origin of mother: United States, 2021 49