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6 recordsLinked to original sources

[Follow up of a schizophrenic patient in general practice].

GEOGRAPHIC SECTORS: In France, the public psychiatric health care system is divided into geographic sectors. Each sector is attributed to a psychiatric team and health care institutions. Each psychiatric unit in public hospitals is responsible for a given sector. LEGAL FRAMEWORK: The legal framework for sectorialization was established in 1960 and has been completed by various administrative and legislative regulations which define the missions of the sector and application modalities. RESOURCE ALLOCATION: Changing attitudes in psychiatric care, therapeutic techniques and economic goals have had an effect on the notion of sectorialization. Current policies tend towards the development of intersector exchange to make better use of available resources and better meet the objectives of the public health care system.

Delivery of Health Care↗

Epidemiologic aspects of cataract surgery. I. Trends in frequencies.

A 51% increase in number of cataract extractions during the period 1970-79 is found. Neither population growth nor changes in age structure could alone account for this increase. Other factors such as economic resource allocation, changes in indications for cataract surgery and increased demand appear to be involved in this increase. Two large danish data sources were examined to determine the age and sex specific cataract extraction rates 1977-79. These rates are found to be in part equivalent to rates reported from England but substantially lower than rates found in USA. The age and sex specific rates are used as basis for estimation of number of extractions year 2000. A 60 to 80% increase is likely because of population growth in the older age groups, extention of indications for cataract surgery and more demand for good vision in old age.

Aged↗

[Population resettlement and changes in female roles in the Sahel].

"What are the implications of population resettlement schemes from poor regions to more fertile regions on the condition of women? Using the Sahelian experience, the article suggests that, even though resettlement is generally accompanied by significant increases in household resources, it does not necessarily imply an improvement in the status of women." The Sahel region encompasses parts of Burkina Faso, Cape Verde, Chad, Gambia, Guinea-Bissau, Mali, Mauritania, Niger, and Senegal. (SUMMARY IN ENG AND SPA)

Africa↗

Aging in China: demographic alternatives.

"In this article, China's future prospects have been discussed with regard to the aging of its population, by drawing heavily upon a new set of population projections prepared on the basis of the 1982 Population Census data. Unlike a variety of population projections for China currently available, our projections have placed heavy emphasis on the impact of improved mortality on China's aging process, by incorporating three alternative mortality assumptions. In our projections, all the alternative cases point to the acceleration of China's population aging, particularly after the year 2000.... From a policy point of view, these age compositional shifts will call for a change of priorities and a reallocation of resources to accommodate the rapidly growing proportion of elderly people and the steady decrease of young people in the population."

Age Distribution↗

Size-dependent sex allocation within flowers of the annual herb Clarkia unguiculata (Onagraceae): ontogenetic and among-plant variation.

The relative allocation of resources to male and female functions may vary among flowers within and among individual plants for many reasons. Several theoretical models of sex allocation in plants predict a positive correlation between the resource status of a flower or individual and the proportion of reproductive resources allocated to female function. These models assume that, independent of resource status, a negative correlation exists between male and female investment. Focusing on the allocation of resources within flowers, we tested these theoretical predictions and this assumption using the annual Clarkia unguiculata (Onagraceae). We also sought preliminary evidence for a genetic component to these relationships. From 116 greenhouse-cultivated plants representing 30 field-collected maternal families, multiple flowers and fruits per plant were sampled for gamete production, pollen : ovule ratio, seed number, ovule abortion, seed biomass/fruit, mean individual seed mass, and petal area. If sex allocation changes as predicted, then (1) assuming that flowers produced early have access to more resources than those produced later, basal flowers should exhibit a higher absolute and proportional investment in female function than distal flowers and (2) plants of high resource status (large plants) should produce flowers with a higher proportional investment in female function than those of low resource status. Within plants, variation in floral traits conformed to the first prediction. Among plants and families, no significant effects of plant size (dry stem biomass) on intrafloral proportional sex allocation were observed. We detected no evidence for a negative genetic correlation between male and female investment per flower, even when controlling for plant size.

Journal Article↗