National Survey of Family Growth

Key Statistics from the National Survey of Family Growth – N Listing

 

Natural family planning

NOTE: In “Natural family planning or safe period by temperature or cervical mucus test,” to prevent pregnancy 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. Also known as “symptom-thermal method.”

  • Natural family planning use among women 15-44 years of age 2011-2015:
    • Percentage of women who have ever used natural family planning (among women who have ever had sexual intercourse): 3.3% (0.28)
    • Percentage of all women currently using natural family planning: 0.2% (0.05)

Source: Special tabulation by NCHS

 

Number of sexual partners in the past 12 months

Percentage of men and women 15-44 years of age who have had five or more opposite sex partners in the past 12 months, 2002, 2006-2010 and 2011-2015:

N Listing Tables
20021 2006-20101 2011-20152
Men 4.6% 3.9% 4.0% (0.31)
Women 2.4% 1.8% 1.7% (0.17)

Sources:

1NSR No. 46, Table 1
2 Special tabulation by NCHS

 

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 opposite-sex partners in lifetime among sexually experienced men and women aged 25-44 years of age 2002, 2006-2010 and 2011-2015:

N Listing Tables
20021 2006-20102 2011-20152
Men 6.7 6.0 6.1 (0.43)
Women 3.8 3.9 4.2 (0.08)

Sources:

1Advance Data No. 362, Tables 10 and 11
2Special tabulation by NCHS

 

Percentage of men and women aged 15-44 years of age who have had 15 or more opposite-sex sexual partners in lifetime, 2002, 2006-2010 and 2011-2015:

N Listing Tables
20021 2006-20102 2011-20153
Men 23.2% 21.6% 21.1% (0.72)
Women 9.2% 9.0% 10.1% (0.47)

Sources:

1Advance Data No. 362, Tables 10 and 11
2Chandra A, Copen CE, Mosher WD. Sexual Behavior, Sexual Attraction, and Sexual Identity in the United States: Data from the 2006–2010 National Survey of Family Growth. In: Baumle AK (ed). International Handbooks of Population, International Handbook on the Demography of Sexuality. Volume VI: Springer Science and Business Media Dordrecht, 2013:45-66. (Available upon request at nsfg@cdc.gov).
3Special tabulation by NCHS

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