نتایج جستجو برای: fertility life table
تعداد نتایج: 899915 فیلتر نتایج به سال:
Improvements in childhood cancer survival have allowed boys and their families to increasingly focus on quality of life after therapy, particularly their future ability to father children. Treatments should maintain comprehensive cancer care goals and consider the long-term quality of life of these children. While semen cryopreservation is a well-established method of fertility preservation for...
Background Infertility is a medical and social condition and has a considerable impact on a person’s quality of life (QoL). Due to this impact, nowadays health-systems not only focus on morbidity and mortality but also on quality of life and well-being. The aim of the study was to determine the QoL of women with fertility problem, and identify factors associated with poor QoL. MaterialsAndMetho...
Actuaries and demographers have a long tradition of using collateral data to improve mortality estimates. Three main approaches have been used to accomplish the improvement — mortality laws, model life tables, and relational methods. The present paper introduces a regression model that incorporates all of the beneficial principles from each of these approaches. The model is demonstrated on mort...
This article opens with a review of the main trends in family-related behaviour, i.e. fertility decline and changes in fertility patterns, a decreasing propensity to marry, postponement of marriage, and a slowly increasing frequency of divorces and separations. The analysis takes into account urban and rural differences. We then aim to identify the main determinants of family changes within the...
bridge, 1997) is an impressive volume. This ambitious study represents the culmination of a quarter-century of laborious research by four of the most accomplished practitioners of English historical demography, E. A. Wrigley, R. S. Davies, J. E. Oeppen, and R. S. Schofield. The sheer volume of information is overwhelming; the book contains 121 tables and 73 graphs, and it weighs in at almost 2"...
In 1992, I wrote an article on a method of modifying the Decennial US Life Table to accommodate any pattern of excess mortality expressed in terms of excess death rate (EDR), for the specific purpose of calculating the reduced life expectancy, e. I believe this was the first article published in the Journal of Insurance Medicine (JIM) that dealt specifically with life expectancy as an index of ...
abstract: the potato tuberworm, phthorimaea operculella (zeller), is an important insect pest of potato (solanum tuberosum l.) in the storage and field in most parts of the world especially in tropical and subtropical regions due to its close relationship with the host, high reproductive potential and high economic losses. information on host preference, life table parameters and digestive en...
This study examines the effect of contraceptive knowledge on fertility during the period when Taiwan's family planning programs were in effect. This study contributes to previous studies by directly measuring individual's contraceptive knowledge and fertility, as well as applying an instrumental variable approach to gauge the effect of contraceptive knowledge on fertility. The results indicate ...
Why do fertility rates vary so much across countries? Why are European fertility rates so much lower than American fertility rates? To answer these questions we extend the Becker-Barro framework to incorporate the decision to accumulate human capital (that determines earnings) and health capital (that determines life expectancy). We find that crosscountry differences in productivity and taxes c...
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