Results 271 to 280 of about 2,561,520 (316)
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Convergence of human age-sex distributions to an equilibrium-state age-sex distribution
Theoretical Population Biology, 1979Abstract The main concern of the paper is to investigate the effects of introducing migration into the process of population growth using an overall net migration rate and an age-sex composition of net migrants (i.e., the net number of migrants) as compared with the case in which there is no migration.
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Age Distribution of Patients with Parkinsonism*
Journal of the American Geriatrics Society, 1976ABSTRACT: The modal age at onset of the parkinsonian syndrome during the past thirty years is less than a decade higher than it was in the late 19th and early 20th centuries, suggesting that the same disease entity is affecting parkinsonian patients now as then.
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On the stability of stationary age distributions
Applied Mathematics and Computation, 2002zbMATH Open Web Interface contents unavailable due to conflicting licenses.
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Pubic symphysis age distributions
American Journal of Physical Anthropology, 1985AbstractA further discussion of age assessment and palaeodemography requires detailed reviews of methods, especially pubic symphysis techniques. Before reanalysis of changes in symphyseal form, the initial steps in distributing ages must be examined.
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Age distribution of IBD hospitalization
Inflammatory Bowel Diseases, 2010The ages of patients with Crohn's disease (CD) and ulcerative colitis (UC) are characterized by a bimodal distribution. The present study used hospital statistics to compare the age distribution of inflammatory bowel disease (IBD) among different countries.: Hospital statistics from the period 1994 to 2007 were obtained through special requests to the ...
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Distributive implications of an aging society
European Economic Review, 1996Abstract The paper reviews recent research on the impact of an aging population on the distribution of income. After briefly discussing the demographic conditions responsible for population aging, a short account is given of demographic trends in the industrialized world.
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Age and the Distribution of Crime
American Journal of Sociology, 1989This paper examines the age/crime distribution to determine whether there is a single pattern that is constant over time and across crime categories. Using arrest data of the FBI's Uniform Crime Reports for the periods of 1940, 1960, and 1980, the article compares parameters including age of maximum criminality, overall shape of the age-crime curve ...
Darrell J. Steffensmeier +3 more
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Age structure and income distribution policy
Journal of Population Economics, 1988The dependence of earnings on age is a firmly established empirical fact. A simple microeconomic model of educational choice, being consistent with this observation, is designed. The model lends itself readily to aggregation over individuals and age groups.
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The changes with age of the anatomical distribution of fat
Social Science & Medicine, 1982During adolescence and the third decade of life a redistribution of bodily fat is occurring away from the extremities towards the trunk. During this time the process is occurring in both sexes although more rapidly in males than females, hence it is a masculinizing process.
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Age and the Distribution of Earnings
The Economic Journal, 1979Creedy, J, Hart, P E
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