CONTEXT: Women aged 18–29 have higher rates of unintended pregnancy than any other
age‐group. Information is needed to understand what characteristics are associated with …

Purpose To investigate the influence of sexual activity and contraceptive use on the decline
in adolescent birth rates and pregnancy rates since 2007. Methods We estimated trends in …

Methods: Published estimates of contraceptive effectiveness were applied to 1995 National
Survey of Family Growth data on sexual and contraceptive practices in order to estimate the …

CONTEXT: Young adults have high rates of unintended childbearing and STDs, yet little
research has examined the role of relationship characteristics in their contraceptive use …

CONTEXT: Pregnancies among contraceptive users account for nearly half of all unintended
pregnancies and are almost entirely due to inconsistent or incorrect contraceptive use …

CONTEXT Teenagers have a high unintended pregnancy rate, in part because of
inconsistent use or nonuse of contraceptives. It is important to determine how partner and …

Background: Sexual debut before age 15 years has been associated with increased sexual
risk behaviors among teens, but little is known about its effects beyond adolescence. This …

Objective—This report describes current contraceptive use among women of childbearing
age (ages 15–44) during 2011–2013. Current contraceptive use is defined as use during the …

Context: Half of all pregnancies in the United States are unintended. Of these, half occur to
women who were practicing contraception in the month they conceived, and others occur …

Context: If the national health objective of reducing unintended pregnancy is to be met, a
better understanding is needed of barriers to women's acquisition and use of contraceptives …