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National Survey of Family Growth

Key Statistics from the National Survey of Family Growth

 

B Listing

 

Births (mothers)

 

Age at first birth

 

  2002 2006-2010
Mean age at first birth for women 15-44 years of age who ever had a liveborn child 22.9 23.0

Source: NHSR No. 51, Table 7 [PDF - 543 KB]

 

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Marital or cohabiting status of mother at time of birth

 

Percent distribution by marital or cohabiting status of women 15-44 years of age when their first child was born:

  2002 2006-2010
Married when first child was born 62.3% 54.4%
Cohabiting 12.4% 21.9%
Unmarried and not cohabiting 25.3% 23.6%

Source: NHSR No. 51, Table 11 [PDF 543 KB]

 

Percent distribution by marital or cohabiting status at birth for births in the last 5 years to women 15-44 years of age:

  2002 2006-2010
Married when child was born 64.4% 59.7%
Cohabiting when child was born 14.3% 23.4%
Unmarried and not cohabiting 21.3% 16.9%

Source: NHSR No. 51, Table 12 [PDF - 543 KB]

 

Number of children ever born (parity)

 

Percent distribution of women 40-44 years of age by number of children ever born:

  2002 2006-2010
No children 15.0% 15.4%
One child 18.0% 15.2%
Two children 31.6% 35.0%
Three children 20.7% 20.2%
Four or more children 14.4% 14.2%

Source: NHSR No. 51, Table 3 [PDF - 543 KB]

 

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Premarital/nonmarital status of births

 

  2002 2006-2010
Percent of mothers (women 15-44 years of age who ever had a birth) that have ever had a nonmarital birth 42.2% 49.3%

Source: NHSR No. 51, Table 13 [PDF - 543 KB]

 

Births (fathers)

 

Age at first birth fathered

 

2002 2006-2010
Mean age at the birth of their first biological child for men 15-44 years of age who ever fathered a biological child 25.1 25.1

Source: NHSR No. 51, Table 7 [PDF - 543 KB]

 

Marital or cohabiting status of father at time of birth

 

Marital or cohabiting status of father when his first child was born for men 15-44 years of age (who had ever fathered a child):

  2002 2006-2010
Currently or formerly married to child's mother 66.2% 58.6%
Cohabiting 18.2% 25.4%
Unmarried and not cohabiting 15.6% 16.0%

Source: NHSR No. 51, Table 11 [PDF - 543 KB]

 

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Number of biological children ever fathered

 

Percent distribution of men 40-44 years of age by number of children ever fathered:

  20021 2006-20102
No children 22.4% 23.6%
One child 19.9% 18.2%
Two children 25.0% 31.2%
Three or more children 32.7% 26.9%

Sources:

1Series 23, No 26, Table 4 [PDF - 3.3 MB]

2NHSR No. 51. Table 4 [PDF - 543 KB]

 

Birth expectations

 

  2002 2006-2010
Average number of births expected by women 15-44 years of age 2.3 2.3

Source: NHSR No. 51, Table 5 [PDF -543 KB]

 

Percent distribution of women 15-44 years of age by expected number of births in their lifetimes:

 

  2002 2006-2010
Percent of women who expect no births in their lifetime 8.9% 8.3%
Percent who expect one birth 13.4% 12.5%
Percent who expect 2 births 42.1% 40.9%
Percent who expect 3 births 22.1% 24.0%
Percent who expect 4 or more births 13.5% 14.3%

Source: NHSR No. 51, Table 6 [PDF - 543 KB]

 

  2002 2006-2010
Average number of children expected by men 15-44 years of age 2.2 2.2

Source: NHSR No. 51, Table 5 [PDF -543 KB]

 

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Breast-feeding

 

Initiation of breast-feeding

 

  Singleton babies born in 1997-20001 Singleton babies born in 2001 - 20052
Percent who were breast-fed at all 66.8% 68.1%

Sources:

1Series 23, No. 25, Table 78 [PDF - 4.7 MB]

2Special tabulation by NCHS

 

Duration of breast-feeding

 

  Singleton babies born 1997-20001 Singleton babies born 2001-20052
Percent who were breast-fed 3 months or more 48.0% 49.8%
Percent who were breast-fed 6 months or more 34.9% 37.3%
Percent who were breast-fed 12 months or more 17.3% 17.0%

Sources:

1Series 23, No. 25, Table 78 [PDF - 4.7 MB]

2Special tabulation by NCHS

 

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National Survey of Family Growth logo

Contact Us:
  • National Survey of Family Growth Staff
    Division of Vital Statistics
    National Center for Health Statistics
    3311 Toledo Road
    Hyattsville, MD 20782
  • (301) 458-4222
  • NSFG@cdc.gov
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