نتایج جستجو برای: 36 1970
تعداد نتایج: 165203 فیلتر نتایج به سال:
Total 36 reports on the mortality rates (MRs) of low birth weight infants (LBWI) and very LBWI (VLBWI) in Korea from the 1967 through 2001 were analyzed. We compared the changes in the MR by 5 and 10-yr interval. The MRs observed by 5-yr intervals from the early 1960s through the 1990s have drastically decreased. The MRs of LBWI are as follows: 23.1% and 23.6% in the 1960s, 17.3% and 16.8% in t...
By initially presenting FFI and its operations analysis (OA) activity, this paper illustrates the use of OA computing at FFI in three ways, in defense analysis, Simula, and various analyses of air defense. The paper focuses on methods, particularly the use of discrete event simulation. Most examples are from 1978–1995, and Simula’s role is highlighted.
An analysis of notifications of tuberculosis in the City of Birmingham during the three-year period 1960-62 related to the population data from the Census of 1961 showed important differences between the notification rates of groups defined by their place of birth, and also differences in the age distributions of notification rates between these groups (Springett, 1964). A survey of notificatio...
OBJECTIVES This report presents trends in the mean age of mothers giving birth for the United States for the last three decades. Data are presented by live-birth order, race, Hispanic origin, and State of residence of the mother. METHODS Descriptive tabulations and graphs of the trends in the mean age of mother are discussed. RESULTS The mean age of mother has increased steadily in the Unit...
An epidemiological study was conducted in the city of Rome and the incidence of malignant melanoma was determined retrospectively for the years 1970-9. All patients had legal residence in Rome and a histological diagnosis of melanoma during that period; only cases of malignant melanoma of the skin (ICD 172, 8th revision) were considered. A total of 17 public and 82 private hospitals were involv...
Abstract Southern California is a biodiversity hotspot and home to over 23 million people. Over recent decades the annual wildfire area in coastal southern region has not significantly changed. Yet how fire regime will respond future anthropogenic climate change remains an important question. Here, we estimate probability at station scale daily resolution using random forest algorithms downscal...
Abstract This simulation study focused on the hydrological effects of climate change and controlled drainage operated with subsurface drains an open collector ditch in agricultural field. The objective was to understand potential schemes for managing groundwater levels field water balance conditions projected take place Finland during 21st century representative concentration pathways 8.5 2.6. ...
The 1970 British Birth Cohort Study (BCS70) is an ongoing, multidisciplinary, longitudinal study. It takes as its subjects all those currently living in England, Scotland, and Wales who were born in a single week of 1970. To date there have been seven sweeps of the study, including the original birth survey. BCS70 began as the British Births Survey, when data was collected about the births and ...
Note that the footnotes have been changed slightly (their numbering and, in one case, the general form). This is because I have not been able to figure out how to use ’1*’, ’2*’, and ’3*’ as footnote references in TeX. (In the German there is a difference between footnotes by Bernays and footnotes by a later editor; the former have ’1’ and ’2’, the latter ’1*’, ’2*’, and ’3*’ as labels.) Note i...
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