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Biomedical subjects

T Cohen

Publications and source records attributed to T Cohen.

192 records · Page 11Linked to original sources

Consanguinity, intracommunity and intercommunity marriages in a population sample of Israeli Jews.

BACKGROUND: Changes in the marriage patterns of Israeli Jews have been associated with the mass immigration of Jews from many countries over a relatively short period of time. AIM: This study seeks to document consanguineous, intracommunity and intercommunity marriage patterns, and to observe the changes that have occurred over time, and in relation to the level of education and religiousness. SUBJECT AND METHODS: During 1990-1992, 4388 Jewish women were interviewed after delivery in maternity wards throughout Israel. Demographic information was received, with special emphasis on country of origin, community and consanguinity of the couples and their parents. RESULTS: The consanguinity rate among the couples was 2.3%, including 0.8% first cousin marriages, with the highest consanguinity rate among Eastern Jews (7.1%). The rate of intracommunity marriages was 64% (25% Ashkenazim, 22% Sephardim and 17% Eastern Jews). The rate of intercommunity marriages was lowest among Ashkenazim. It rose with the level of education and inversely to the degree of religiousness. CONCLUSION: Over the past decades there has been a decline in consanguineous and intracommunity marriage rates and an increase in intercommunity marriages. Immigrant and ultraorthodox women tended to marry within the community as opposed to Israeli-born women and those with higher educational level who tended to intermarry with other communities as well.

Consanguinity↗

Computerized maintenance management systems: how to match your department's needs with commercially available products.

Computerized maintenance management systems (CMMS) are used by clinical engineering departments to collect, store, analyze and report data on the repair and maintenance performed on medical devices and other equipment. Evaluation of commercial CMMS require a careful requirements analysis and then a comprehensive evaluation of the products available in the marketplace that can come the closest to meeting those requirements. This paper provides a comprehensive list of evaluation questions to use to determine the best software system for a clinical engineering department's needs.

Biomedical Engineering↗

Hypodontia: a polygenic trait--a family study among Israeli Jews.

A high prevalence of hypodontia was detected among 820 first degree relatives of 305 probands and there was an increased risk if a second family member was affected. Hypodontia is a common trait in the population, and a deviation from normal sex ratio was observed in those affected. These results suggest a polygenic mode of inheritance.

Adolescent↗

The cost of biomedical equipment repair and maintenance: results of a survey.

The survey presented in this paper shows that for 19 large hospitals the average ratio of equipment repair costs to acquisition cost was 7.4%. In addition, this survey shows that costs such as rent for building space, utilities, and test equipment are not included in many clinical engineering department budgets. This is one reason for the divergent cost data reported by the various hospitals. These costs should be considered particularly for comparisons between in-house service costs and other sources of service. It seems that, of the indicators observed in this survey, equipment acquisition cost provides the best indicator for equipment maintenance costs. All hospital finance officers should have acquisition value information, because this information is used in calculating capital equipment depreciation. This information should also be available to clinical engineers. In addition, procedures need to be set up so that the total annual repair and maintenance costs can be easily obtained from hospital finance departments. Providing the clinical engineer with this type of data will allow further analysis of repair cost and will aid in long-term planning for the hospital. The ratio of equipment repair cost to acquisition value may be useful as a tool to predict future costs of a given hospital's medical equipment maintenance. This tool may also be useful as a measurement of the effectiveness of a change in a hospital's approach to biomedical equipment maintenance. Further work must be done to standardize equipment maintenance cost reporting so that more detailed comparisons can be made.

Biomedical Engineering↗