نتایج جستجو برای: life table
تعداد نتایج: 856838 فیلتر نتایج به سال:
Estimation of cumulative and adjusted occurrence of life events and measures over time is often important in settings where study subjects have incomplete or different follow-up periods. Well-known methods to do this, such as the life table and age adjustment, exist for binary nonrecurrent events (i.e., death). However, a general approach to evaluate recurrent life events (e.g., repeated infect...
The lesser cornstalk borer, Elasmopalpus lignosellus (Zeller) (Lepidoptera: Pyralidae) is an important pest of sugarcane (a complex hybrid of Saccharum spp.) in southern Florida. Reproductive and life table parameters for E. lignosellus were examined at nine constant temperatures from 13 to 36 °C with sugarcane as the larval food source. The pre- and postoviposition periods decreased with incre...
Quantitative health impact assessments of chronic mortality, where the impacts are expected to be observed over a number of years, are complicated by the link between death rates and surviving populations. A general calculation framework for quantitative impact assessment is presented, based on standard life table calculation methods, which permits consistent future projections of impacts on mo...
The life table entropy provides useful information for understanding improvements in mortality and survival in a population. In this paper we take a closer look at the life table entropy and use advanced mathematical methods to provide additional insights for understanding how it relates to changes in mortality and survival. By studying the entropy (H) as a functional, we show that changes in t...
Urban Computing (UrC) which is based on interaction involves all relations of users/space as computing target. That is, UrC can support better results by using user/space information than ubiquitous computing. However, user can't to be safety using without security processing. Although there are many security skills, it is difficult to adapt in dynamic changing of UrC. The most important factor...
STUDY OBJECTIVE To study differences between various methods of estimating cancer risk in individuals. DESIGN Information was obtained from a cancer registry. Lifetime risk was calculated using the life table method, taking competing causes of death into account and using well recognised methods such as the cumulative rate and risk. SETTING Regional cancer registry of the Comprehensive Canc...
44 EASUREMENT of patient survival is necessary for the evaluation of I treatment of usually fatal chronic diseases. This is particularly true for cancer. The American College of Surgeons, recognizing this, requires the maintenance of a cancer case registration and follow-up program for approval of a hospital cancer program.’ Acceptance of survival as a criterion for measuring the effectiveness ...
o Kohlberg's stages of moral development o Discussion of Kohlberg's stages 5 and 6 o Are women's values different from men's values? o Selecting your guiding principles § Table 3.1: Ways of living § Table 3.2: Your life goals § Table 3.3: Desired personal characteristics o Self-centered vs. others-centered o Conscience and escape from one's own conscience o Pitfalls: bypassing our own moral sta...
Abridged life tables centred on 1991 were produced from the 1991 Canadian census, net census undercoverage estimates, and death data from 1990 to 1992. The sensitivity of life table values to differing methods of estimation and population estimates was investigated. The results from four methods by Greville, Chiang, and Keyfitz were compared, and population estimates, both adjusted and unadjust...
Introduction: Recent studies on Iranian mortality clearly underscore the role of cardiovascular diseases, unintentional injuries, and cancers as three leading causes of reduced life expectancy during the last three decades. The purpose of current study is to measure the effect of these causes on 2010 life table for Iran. Materials & Method:The number of registered death by age and sex and ...
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