نتایج جستجو برای: contraceptive agent

تعداد نتایج: 270895  

Journal: :journal of reproduction and infertility 0

background: our study compares the efficacy of the combined contraceptive vaginal ring to oral contraceptive pills (ocps) for hypothalamic-pituitary-ovarian (hpo) axis suppression in egg donor in vitro fertilization (ivf) cycles. methods: our retrospective cohort study includes patients from the center for assisted reproduction (care) in bedford, texas undergoing ivf cycles as egg donors from j...

2014
Justice Nonvignon Jacob Novignon

The study examined the trend in contraceptive use among sexually active women of reproductive age in Ghana. The study also investigated the socioeconomic determinants of contraceptive use. Cross tabulations and logistic regression analyses were performed on data from the Ghana Demographic and Health Surveys 1988 2008. The results indicate low contraceptive use among women with marked variation ...

Journal: :Journal of biosocial science 2004
Duolao Wang Hong Yan Zhonghui Feng

Contraceptive failure rates for modern methods including sterilization are reported to be high in China, but little is known about the consequence of contraceptive failure and characteristics of women who decide to have an abortion if a contraceptive failure occurs. Using 6225 contraceptive failures from the 1988 Chinese Two-per-Thousand Fertility Survey, this study examines the resolution of c...

Journal: :Perspectives on sexual and reproductive health 2007
Jennifer J Frost Susheela Singh Lawrence B Finer

CONTEXT Each year, nearly one in four U.S. women at risk of unintended pregnancy experience one or more months of contraceptive nonuse. Understanding what factors are associated with risky contraceptive use patterns can inform programs and policies designed to reduce levels of unintended pregnancy. METHODS A nationally representative sample of 1,978 adult women at risk for unintended pregnanc...

Journal: :Obstetrics and gynecology 2014
Jason D Kofinas Aneesha Varrey Katherine J Sapra Rula V Kanj Frank A Chervenak Tirsit Asfaw

OBJECTIVE To determine whether social media, specifically Facebook, is an effective tool for improving contraceptive knowledge. METHODS English-speaking women aged 18-45 years receiving care at an urban academic center obstetrics and gynecology clinic were included and randomized to a trial of standard contraceptive education and pamphlet (n=74) compared with standard contraceptive education ...

2011
Jennifer L. Brown Michael Hennessy Jessica M. Sales Ralph J. DiClemente Laura F. Salazar Peter A. Vanable Michael P. Carey Daniel Romer Robert F. Valois Larry K. Brown Bonita Stanton

We report on African American adolescents' (N = 850; M age = 15.4) contraceptive practices and type of contraception utilized during their last sexual encounter. Respondents completed measures of demographics, contraceptive use, sexual partner type, and ability to select "safe" sexual partners. 40% endorsed use of dual or multiple contraceptive methods; a total of 35 different contraceptive com...

Journal: :International family planning perspectives 2003
Cicely Marston John Cleland

CONTEXT The relationship between levels of contraceptive use and the incidence of induced abortion continues to provoke heated discussion, with some observers arguing that use of abortion decreases as contraceptive prevalence rises and others claiming that increased use of family planning methods causes abortion incidence to rise. METHODS Abortion trends are examined in countries with reliabl...

2014
Mark Lyons-Amos Sabu S Padmadas Gabriele B Durrant

OBJECTIVES To test the contraceptive confidence hypothesis in a modern context. The hypothesis is that women using effective or modern contraceptive methods have increased contraceptive confidence and hence a shorter interval between marriage and first birth than users of ineffective or traditional methods. We extend the hypothesis to incorporate the role of abortion, arguing that it acts as a ...

Journal: :Nigerian journal of medicine : journal of the National Association of Resident Doctors of Nigeria 2012
J A Olamijulo G Olorunfemi

BACKGROUND Preconception, prenatal and postnatal care forms a continuum. Family planning is one of the important aspects of the spectrum. Contraceptive options are available but the uptake has been poor. Ante natal clinic attendees represent a major target population for well designed /appropriate post partum contraceptive counseling and care. OBJECTIVES The study examined the sociodemographi...

Journal: :Journal of women's health 2014
Naomi K Tepper Polly A Marchbanks Kathryn M Curtis

Unintended pregnancy rates remain high in the United States and these pregnancies may carry increased risks for negative health outcomes. Lack of contraceptive use and inconsistent use are important contributors to the high rate of unintended pregnancies. Women may face certain barriers to starting contraception and using it effectively. The Centers for Disease Control and Prevention has recent...

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