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National Survey of Family Growth

Key Statistics from the National Survey of Family Growth

 

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Natural family planning

NOTE: In "Natural family planning or safe period by temperature or cervical mucus test," a woman checks her temperature or the consistency of her cervical mucus to determine her fertile days and abstains from intercourse on those fertile days.

  • Natural family planning use among women 15-44 years of age 2006-2010:
    • Percentage of women who have ever used natural family planning among those who ever had sexual intercourse: 4.1%1
    • Percentage of all women currently using natural family planning: 0.1%2

Source:
1
NHSR No. 62, Table 1 [PDF -251 KB]

2
NHSR No. 60, Table 1
[PDF - 443 KB]

 

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Nonvoluntary sexual intercourse

Of females 18-24 years of age in 2006-2010 who have had sex before age 20, percent whose first intercourse was not voluntary: 7.6%

(Based on the question: "Would you say then that this first vaginal intercourse was voluntary or not voluntary, that is, did you choose to have sex of your own free will or not?")

Source: Special tabulation by NCHS

 

 

Number of sexual partners in the past 12 months

Percentage of men and women who have had five or more opposite sex partners in the past 12 months, 2002 and 2006-2010:

  2002 2006-2010
Men 4.6 3.9
Women 2.4 1.8

Source: NHSR No. 46, Table 1

NOTE: Includes partners with whom respondent had any type of sexual contact (vaginal, oral, or anal sex)

 

Number of sexual partners in lifetime

 

Median number of female sexual partners in lifetime, for men 25-44 years of age, 2006-20081: 6.1

Percent of men 15-44 years of age who have had 15 or more female sexual partners, 2006-20102: 21.6%

Sources:

1 NHSR No. 36, Table 4 [PDF - 836 KB]
2 Special tabulation by NCHS



Median number of male sexual partners in lifetime, for women 25-44 years of age, 2006-20081: 3.6

Percent of women 15-44 years of age who have had 15 or more male sexual partners, 2006-20102: 9.0%

Sources:

1 NHSR No. 36, Table 3 [PDF - 836 KB]

2 Special tabulation by NCHS


NOTE: Includes partners with whom respondent had any type of sexual contact (vaginal, oral, or anal sex)

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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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