introduction: the pilgrimage to ka’beh (god’s house in mecca) is a special opportunity in the life of most muslims. female pilgrims try to postpone menstruation during the pilgrimage by taking hormonal medicines. however, women are seen in this disorder. this paper aimed to determine the frequency of menstrual disorders and related factors among female pilgrims of umrah mufradah in 2012.methods...

BACKGROUND The association between hormonal contraception and cervical cancer is controversial. These controversies may hamper the uptake of hormonal contraceptives. OBJECTIVE To determine the association between hormonal contraceptives and cervical neoplasia. MATERIALS AND METHODS This was a case-control study in which Pap-smear results of 156 participants on hormonal contraceptives were c...

OBJECTIVE To compare the risk of non-fatal venous thromboembolism in women receiving oral contraceptives containing drospirenone with that in women receiving oral contraceptives containing levonorgestrel. DESIGN Nested case-control and cohort study. SETTING The study was based on information from PharMetrics, a United States based company that collects information on claims paid by managed ...

Long-acting reversible contraceptives (LARCs), which include intrauterine devices (IUDs) and subdermal hormonal implants, are gaining popularity due to their high efficacy in preventing unintended pregnancies. IUD use was more common among U.S. women in the 1970s before concerns over safety led to a decline in use (1); however, since approval of a 5-year contraceptive implant in 1990 and redesi...

BACKGROUND Epidemiological studies have shown that both the estrogen dose and progestogen type of oral contraceptives contribute to the increased risk of thrombosis in oral contraceptive users. Thrombin generation-based activated protein C (APC) sensitivity is a global test for the net prothrombotic effect of oral contraceptives and predicts the thrombotic risk. Our objective was to test the us...

Today, the use of CMOS technology for the manufacture of electronic ICs has faced many limitations. Many alternatives to CMOS technology are offered and made every day. Quantum-dot cellular automata (QCA) is one of the most widely used. QCA gates and circuits have many advantages including small size, low power consumption and high speed. On the other hand, using special digital gates called re...

Objective To estimate the potential impact of using hormonal contraceptives on rates of infection with human immunodeficiency virus type 1 (HIV-1) and on pregnancy rates by theoretically removing the use of hormonal contraceptives from a study population. Methods A prospective cohort study was conducted in 3704 HIVnegative women who were enrolled in two biomedical trials that tested two vaginal...

OBJECTIVE To estimate the potential impact of using hormonal contraceptives on rates of infection with human immunodeficiency virus type 1 (HIV-1) and pregnancy by theoretically removing the use of hormonal contraceptives from a study population. METHODS A prospective cohort study included 3704 HIV-negative women who were enrolled in two biomedical trials that tested two vaginal microbicides ...

Background & aim: Population control has remained an issue of concern to many developing nations. Many women have unmet needs for contraception. Despite the available options for abortion, unwanted pregnancies account for a high maternal mortality rate. Regarding this, the present study aimed to investigate the choices, satisfaction, and compliance with contraceptive use among the women living ...

Half of all pregnancies in Canada are unintended. Whether a pregnancy is intended or unintended has a bearing on the risk of prenatal alcohol exposure. Research indicates that women who experience an unintended pregnancy are significantly more likely to consume alcohol while pregnant. Most fetal alcohol spectrum disorder (FASD) prevention frameworks in Canada have adopted a mid-stream approach ...