منابع مشابه
evidence of adverse selection in irans health insurance market
در این تحقیق به مطالعه وجود انتخاب نامساعد(کژ گزینی) در بازار بیمه درمان تکمیلی ایران پرداخته شده است. داده های مورد نیاز توسط پرسشنامه و به روش نمونه گیری خوشه ای جمع آوری شده است. پرسشنامه ها در میان افراد شاغل ساکن شهر تهران توریع شد. در این تحقیق با استفاده از تخمین دو مدل لجستیک و به دست آوردن ضریب همبستگی میان تقاضای بیمه درمان تکمیلی و رخداد خسارت به بررسی موضوع مورد نظر پرداخته شده است....
15 صفحه اولExamining variations in health within rural Canada.
INTRODUCTION Differences in health between urban and rural areas of Canada are well documented. Canadian rural communities are remarkably heterogeneous in terms of social, economic, and geographic characteristics. There is reason to believe that there is also considerable heterogeneity in health within rural Canada but existing literature has not given this adequate consideration. This article ...
متن کاملSomatic Genome Variations in Health and Disease
It is hard to imagine that all the cells of the human organism (about 10(14)) share identical genome. Moreover, the number of mitoses (about 10(16)) required for the organism's development and maturation during ontogeny suggests that at least a proportion of them could be abnormal leading, thereby, to large-scale genomic alterations in somatic cells. Experimental data do demonstrate such genomi...
متن کاملPhysician specialty and variations in adoption of electronic health records.
OBJECTIVE Efforts to promote adoption of electronic health records (EHRs) have focused on primary care physicians, who are now expected to exchange data electronically with other providers, including specialists. However, the variation of EHR adoption among specialists is underexplored. METHODS We conducted a retrospective cross-sectional study to determine the association between physician s...
متن کاملReflections on Geographic Variations in U.S. Health Care
With funding from the National Institutes for Health and not-for-profit foundations, the goal of the Dartmouth research team has been to improve our understanding of the causes and consequences of variation in the way health care is delivered around the country. Why do some primary care physicians order more than twice as many CT scans as their colleagues in the same practice? Why are the rates...
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ژورنال
عنوان ژورنال: BMJ
سال: 1995
ISSN: 0959-8138,1468-5833
DOI: 10.1136/bmj.311.7014.1177