نتایج جستجو برای: fertility measures
تعداد نتایج: 402881 فیلتر نتایج به سال:
Fertility has fallen to extremely low levels in Europe, prompting some to argue that we are on the brink of a ‘demographic crisis’ that will have serious societal consequences. There is also a parallel need to strengthen the labour force and increase productivity, materialized in the Lisbon Strategy to increase women’s employment to 60 percent across Europe by 2010. These dual concerns prompted...
Objective To report a rare successful pregnancy after fertility treatment in a patient with Swyer syndrome. Design Case report. Setting Herts & Essex Fertility Centre, Cheshunt, UK. Patients A 36-year-old patient with 46, XY gonadal dysgenesis. 31 year old husband with normal sperm analysis. Interventions Chromosomal analysis, Saline infusion sonography, Pipelle endometrial scratch, ICS...
Disubstituted haloacid by-products of drinking water disinfection such as dibromoacetic acid and dichloroacetic acid have been shown to perturb spermatogenesis and fertility in adult male rats. In the present study we sought to establish whether equimolar exposure to bromochloroacetic acid (BCA), a prevalent by-product in finished drinking water, is also capable of disrupting these endpoints, a...
OBJECTIVES To determine the effects of child mortality and fertility preference on fertility status in rural Ethiopia. DESIGN Case-referent where the cases were women with number of children ever born alive was less than five and controls were women with number of children ever born alive greater or equal to five. SETTING Butajira rural health project study base which is a field epidemiolog...
Studies of the association between wealth and fertility in industrial populations have a rich history in the evolutionary literature, and they have been used to argue both for and against a behavioral ecological approach to explaining human variability. We consider that there are strong arguments in favor of measuring fertility (and proxies thereof) in industrial populations, not least because ...
According to life-history theory, any organism that maximizes fitness will face a trade-off between female fertility and offspring survivorship. This trade-off has been demonstrated in a variety of species, but explicit tests in humans have found a positive linear relationship between fitness and fertility. The failure to demonstrate a maximum beyond which additional births cease to enhance fit...
Developed countries with low fertility and mortality rates are already experiencing population aging and will continue to do so. Some developing countries undergoing demographic transitions are beginning to acknowledge the issues of population aging. The projected declines in fertility in other developing countries will mean substantial population aging in the future. Alternative measures for p...
background & aim: healthcare areas, especially fertility care (commonly accompanied with high emotions, as well as long-term and recurring treatment periods) could exclusively benefit from patient-centered care (pcc). despite evident advantages of pcc, this approach has not been practiced as a routine procedure in current clinical environments yet, even in western developed countries. therefore...
Informed by the research on adaptive decision making in other animal species, this study investigated human females' intertemporal and risky choices across the ovulatory cycle. We tested the hypothesis that at peak fertility, women who are exposed to environments that signal availability of higher quality mates (by viewing images of attractive males), become more impulsive and risk-seeking in e...
Background & aim: Healthcare areas, especially fertility care (commonly accompanied with high emotions, as well as long-term and recurring treatment periods) could exclusively benefit from patient-centered care (PCC). Despite evident advantages of PCC, this approach has not been practiced as a routine procedure in current clinical environments yet, even in western developed countries. Therefore...
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