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Showing papers in "Contraception in 1998"


Journal ArticleDOI
TL;DR: In this paper, the authors provided new estimates of the effectiveness of the Yuzpe method of emergency contraception and provided estimates for the confidence intervals for estimated effectiveness rates, which ranged from a low of 44.2% to a high of 88.7% with a 95% confidence interval extending from 65.6% to 82.4%.

318 citations


Journal ArticleDOI
TL;DR: OC increase the risk for VTE significantly, and the risk among current users of OC is primarily influenced by duration of use, with significantly decreasing odds ratios over time.

185 citations


Journal ArticleDOI
TL;DR: In this article, the effects of Implanon on serum gonadotropin levels (follicle-stimulating hormone [FSH] and luteinizing hormone [LH]) and on cervical mucus were investigated, by means of Insler scores and sperm penetration tests.

174 citations


Journal Article
TL;DR: There is little or no increased risk of stroke, VTE, or AMI associated with the use of oral or injectable progestogen-only or combined injectable contraceptives, however, further investigation into a possible adverse effect on stroke risk of progestogens used by women with a history of high blood pressure are indicated.

150 citations


Journal ArticleDOI
TL;DR: In this article, a survey comprised 50 consecutive perforations occurring with intrauterine devices (IUD) reported to the National Patient Insurance Scheme Register during 1990 to 1993, and concluded that lactating women seem to be a risk group for perforation.

141 citations


Journal ArticleDOI
TL;DR: It was concluded that accumulation of etonogestrel does not occur and lower body weight was associated with higher serum ENG concentrations.

114 citations


Journal ArticleDOI
TL;DR: This model provides a framework within which to assess the balance of risks among types of hormonal contraceptives according to individual circumstances and provides a tool to assess, at the level of the individual, the risks associated with use of different OC according to personal circumstances.

112 citations


Journal ArticleDOI
TL;DR: In this article, the authors compared the vaginal bleeding patterns observed during the use of the single-rod progestin-only implant, Implanon, compared with those seen during the six-capsule implant, Norplant, have been analyzed.

111 citations


Journal ArticleDOI
TL;DR: The IUD represents a safe effective contraceptive choice for millions of US women with a low risk of sexually transmitted diseases and Obstacles to more widespread use include the belief the IUD is an abortifacient and safety concerns.

106 citations


Journal ArticleDOI
TL;DR: The most plausible explanation of the available data is that combined oral contraceptives containing desogestrel and gestodene carry a very small risk of venous thromboembolism, which exceeds the even smaller risk carried by products containing levonorgestrel.

97 citations


Journal ArticleDOI
L Mascarenhas1
TL;DR: Implanon is a single-rod contraceptive implant containing the progestin etonogestrel, and insertion as well as removal of Implanon was four times faster than with Norplant.

Journal ArticleDOI
TL;DR: It is agreed that, with the provision of appropriate information and instruction for the user, Norplant is a good contraceptive choice to be made available worldwide in family planning programs that have the resources for appropriate training and counseling.

Journal ArticleDOI
TL;DR: It is concluded that vaginal misoprostol is more effective than gemeprost in termination of second trimester pregnancy.

Journal ArticleDOI
TL;DR: Women enrolled in a multicenter prospective study were evaluated to identify any possible relationship between depressive symptoms and the use of contraceptives and continued Depo-Provera had lower depressive symptom scores at baseline than did women who discontinued the method or who were lost to follow-up.

Journal ArticleDOI
TL;DR: A study was performed to determine women's preferences for different dosage forms, including gel, cream, ovule/suppository, film, foam, tablet, width, length, and color of an applicator, and various types of packages, which should aid in the development of consumer-friendly, vaginal formulations.

Journal ArticleDOI
TL;DR: A matched case-control study was performed between 1993 and 1996 in 16 centers in the United Kingdom, Germany, France, Switzerland, and Austria as mentioned in this paper to determine the influence of oral contraceptives (OC) on the risk for ischemic stroke in women aged 16-44 years.

Journal ArticleDOI
TL;DR: Although the prevalence of these congenital predispositions varies among different populations, screening for these conditions is not feasible: negative results would not exclude the occurrence of about two-thirds of oral contraceptives-associated thromboses and positive results are likely to be disregarded because of their poor predictive value.

Journal ArticleDOI
TL;DR: Analyzing the daily weights of 128 women during four cycles of triphasic OC use emphasized the lack of association of OC use with weight gain but OC may be blamed at least in part, based on cyclic fluctuations.

Journal ArticleDOI
TL;DR: In this article, the adverse events that most often caused discontinuation of Implanon were weight gain and acne, and the most frequently reported drug-related adverse events were acne, breast pain, headache and weight gain.

Journal ArticleDOI
TL;DR: It is concluded that there is no accumulation of etonogestrel in women treated with the single-rod contraceptive implant Implanon and the bioavailability over this period of time was constant and close to 100%.

Journal ArticleDOI
TL;DR: Examination of the data for individual fracture sites did not provide any evidence of a protective effect of oral contraceptive use, and results are closely similar to those reported from the Royal College of General Practitioners Oral Contraception Study in 1993.

Journal ArticleDOI
TL;DR: Investigation of bone density in women using depot-medroxyprogesterone acetate for at least 1 year showed that older age, lower BMI, and longer amenorrhea were associated with lower BD in the femoral neck, whereas lower BMI and use of DMPA were associated in the lumbar spine.

Journal ArticleDOI
TL;DR: The results indicate that women would like the idealized method to be a cream, rather than a suppository, with no odor or flavor, to be colorless, to been placed in the vagina with an applicator well before coitus, and to offer protection against sexually transmitted diseases including AIDS.

Journal ArticleDOI
TL;DR: The results of the trial showed that both implants had similar small effects on the hemostatic system that are not suggestive of a tendency towards thrombosis.

Journal ArticleDOI
TL;DR: There is at present no justification for widespread metabolic screening for arterial disease screening as a strategy to further improve oral contraceptive safety.

Journal ArticleDOI
TL;DR: Animals treated with the extracts of Achillea millefolium L. (yarrow) flowers had an increased number of metaphases in the germ epithelium that might be due to cytotoxic substances or substances stimulating cell proliferation.

Journal ArticleDOI
TL;DR: The acceptable expulsion time, the fact that postabortion systematic curettage was not needed, the clinically insignificant hemoglobin loss, and the success rate obtained show that misoprostol administered vaginally may be a valid method for interrupting gestations of 10-12 weeks.

Journal ArticleDOI
TL;DR: The data suggest that after 2 years of follow-up, no harmful effect of OC use was observed in a group of young patients using oral contraceptives with hyperprolactinemia and no patient experienced any radiological changes during OC treatment.

Journal ArticleDOI
TL;DR: The need for careful selection of IUD acceptors and for thorough counseling for symptoms of PID and the need for immediate consultation is reinforced.

Journal ArticleDOI
TL;DR: The results suggest the possibility of a direct inhibitory effect of contraceptive steroids on ovarian steroid synthesis, and both formulations inhibited ovulation reliably and decreased the serum levels of gonadotropins, free testosterone, and dehydroepiandosterone sulfate in a time-dependent manner.