نتایج جستجو برای: pregnancy prevention methods

تعداد نتایج: 2148094  

Journal: :Obstetrics and gynecology 2011
Sengeziwe Sibeko Cheryl Baxter Nonhlanhla Yende Quarraisha Abdool Karim Salim S Abdool Karim

OBJECTIVE Women who become pregnant during the conduct of biomedical human immunodeficiency virus prevention trials are taken off the study product for safety reasons. High pregnancy rates can compromise statistical integrity in these trials. The comprehensive contraceptive curriculum developed for the Centre for the AIDS Programme of Research in South Africa (CAPRISA) 004 trial was evaluated f...

Journal: :MCN. The American journal of maternal child nursing 2013
Richard J Fehring Mary Schneider Mary Lee Barron Jessica Pruszynski

PURPOSE To determine the influence of mutual motivation on unintended pregnancy rates of couples who used natural family planning (NFP) methods to avoid pregnancy. STUDY DESIGN AND METHODS Using an online taught NFP method, 358 women and (their male partners) indicated "how much" and "how hard" they wished to avoid pregnancy on a scale of 0 to 10 before each menstrual cycle charted over 12 mo...

Journal: :The Lancet 2009
Jane E Norman Fiona Mackenzie Philip Owen Helen Mactier Kevin Hanretty Sarah Cooper Andrew Calder Gary Mires Peter Danielian Stephen Sturgiss Graeme MacLennan Graham Tydeman Steven Thornton Bill Martin James G Thornton James P Neilson John Norrie

BACKGROUND Women with twin pregnancy are at high risk for spontaneous preterm delivery. Progesterone seems to be effective in reducing preterm birth in selected high-risk singleton pregnancies, albeit with no significant reduction in perinatal mortality and little evidence of neonatal benefit. We investigated the use of progesterone for prevention of preterm birth in twin pregnancy. METHODS I...

2014
Emmanuel O Ugwu Godwin U Odoh Cyril C Dim Samuel N Obi Euzebus C Ezugwu Innocent I Okafor

BACKGROUND Expected date of delivery (EDD) is estimated from the last menstrual period (LMP) or ultrasound scan. Conflicts between these estimates especially on the part of the physician and his/her patient could pose a challenge to prevention of prolonged pregnancy. The objective of this study was to determine the perception and acceptability of menstrual dating (EDD derived from LMP) with reg...

2015
Marcel Yotebieng Alison Norris Jean Lambert Chalachala Yori Matumona Habib Omari Ramadhani Frieda Behets

INTRODUCTION We assessed the fertility desires, utilization of family planning (FP) methods, and incidence of pregnancies among HIV-infected women receiving care in an HIV clinic with an onsite FP services in Kinshasa, Democratic Republic of Congo. METHODS Between November 2011 and May 2012, all HIV-infected women who attended a routine visit at the clinic were interviewed about their fertili...

2014
Veronica Fitzpatrick Michele Mouttapa Sora Park James Napoli

Background: The unintended pregnancy rate in the United States is high, and emergency contraception (EC) is a birth control method that prevents unintended pregnancies. Despite the fact that many college campuses provide access to EC, undergraduate college students have relatively high rates of unintended pregnancies. Purpose: This study examined whether perceptions and knowledge regarding EC u...

2017
Anthonia Ukamaka Chinweuba Noreen Ebelechukwu Agbapuonwu JaneLovena Enuma Onyiapat Chidimma Egbichi Israel Clementine Ifeyinwa Ilo Joyce Chinenye Arinze

This cross-sectional descriptive survey investigated determinants of malaria prevention and treatment seeking behaviours of pregnant undergraduates resident in university hostels, South-East Nigeria. Purposive sampling was used to enrol 121 accessible and consenting undergraduates with self-revealed and noticeable pregnancy residing in twenty-three female hostels of four university campuses in ...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه تربیت مدرس - دانشکده علوم انسانی 1387

چکیده: بررسی ادبیات مربوطه در کشور در زمینه یادگیری زبان انگلیسی نشان می‎دهد که علی‎رغم اهمیت املا در فرآیند یادگیری به طور عام و یادگیری زبان انگلیسی به طور خاص، این مولفه از جایگاهی متناسب با اهمیت آن برخوردار نیست و عمدتاً نادیده گرفته شده است. تحقیقات گسترده‎ای در خارج از کشور در مورد ماهیت این مولفه صورت گرفته است، در حالی که به جرأت می‎توان گفت در داخل کشور گامی در مورد درک ماهیت آن و فرآی...

Journal: :Contraception 2009
Francine Coeytaux Elisa S Wells Elizabeth Westley

Two decades ago, Dr. Felicia Stewart, then serving as Medical Director of the Planned Parenthood affiliate in Sacramento, CA, began her campaign to let out of the closet “America's best-kept secret” — emergency contraception (EC) [1]. The method had been suppressed because many providers thought the method was “not effective enough” or would lead women to use it “too much” (in place of using ot...

Journal: :Pediatrics 2013
Lawrence B Finer Jesse M Philbin

OBJECTIVE To present new data on sexual initiation, contraceptive use, and pregnancy among US adolescents aged 10 to 19, and to compare the youngest adolescents' behaviors with those of older adolescents. METHODS Using nationally representative data from several rounds of the National Survey of Family Growth, we performed event history (ie, survival) analyses to examine timing of sexual initi...

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