نتایج جستجو برای: survey study

تعداد نتایج: 4193255  

2002
Peter Collier

At the beginning of the twentieth century, little of the world outside of Europe, India, and parts of North America had been covered by topographic mapping. By the end of the century there were few areas that were not covered by topographic mapping, if only at small scales. Most of the technological changes that made this extension of map coverage possible were pioneered during the period 1900-...

Journal: :Journal of ethnopharmacology 2010
B Graz J Falquet E Elisabetsky

This commentary aims to focus, among the “multiple roles of ata generated in ethnopharmacological field studies” (Heinrich t al., 2009, p. 1), on the systematic collection of clinical data. ven if this issue may somewhat resemble what has long been aid (Martin, 1996), recent experiences with clinical assessment f the effectiveness of medicinal plants may shed some new light. his commentary is a...

2012
B Stussman L Alekel R Nahin E Edwards P Barnes

Methods Data are based upon the Adult Complementary and Alternative Medicine supplement, the Sample Adult core, and the Family core components of the 2007 NHIS. The survey contained reasons for using CIH including treatment of a specific health problem, general wellness or general disease prevention, and other reasons. We created four mutually exclusive categories for analysis: 1) “yes” to trea...

Journal: :Transactions of the American Ophthalmological Society 2005
Samuel Packer

PURPOSE To demonstrate the effect of ethics education on a resident's ability to answer questions that relate to moral dilemmas and on the clinical evaluations of residents by faculty. METHODS The curriculum for the ethics education that was used for this study was designed by the author and consisted of 10 lectures of 1.5 hours each. Five residencies were included in the project. One residen...

2001
Rob Alessie Stefan Hochguertel Arthur van Soest

In many industrial countries, ownership rates of risky assets have risen substantially over the past decade. This trend has potentially wide–ranging implications for the intertemporal and cross–sectional allocation of risk, and for the macro economy, establishing the need for understanding ownership dynamics at the micro level. This paper offers one of the first such analyses using representati...

2004
Terry R. Lied

These data highlights are based on analysis of the 2001 National Health Interview Survey (NHIS) public use data (http://www.cdc. gov/nchs/nhis.htm). NHIS is a multi-purpose survey conducted by the National Center for Health Statistics, Centers for Disease Control and Prevention. NHIS has been conducted continuously since 1957.

2010
Peter A. Danielson Holly Longstaff Rana Ahmad Machiel Van der Loos Ian M. Mitchell Meeko M.K. Oishi

This chapter describes the online N-Reasons Ethics and Assistive Technology survey designed to address key ethical issues in assistive technologies. The survey was used to foster deliberation and focus discussions in a multidisciplinary workshop on assistive technologies. The survey focused on each of the four workshop topics (evaluation, sensing, networking, and mobility). This chapter thus be...

1996
Ahmad Baraani-Dastjerdi Josef Pieprzyk Reihaneh Safavi-Naini

In this paper, we survey the security of coventional databases and object-oriented databases that have been reported in the current literature. This is an area of substantial interest in databases because (1) the use of databases is becoming very important in today's enterprises , (2) databases contain information that is a major enterprise asset. Security concerns, requirements, and problems t...

2001

When speakers are put in a room all sorts of acoustical interactions occur. The criteria that define the performance and quality of a speaker are completely different from those defining the acoustical behavior of a room and both must be taken into consideration when setting up speakers. After all, you cannot stop listening to the room effect with its reverberation time and diffuse reflections,...

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