Consumer Health Information Seeking as Hypothesis Testing
نویسندگان
چکیده
منابع مشابه
Consumer Health Information Seeking as Hypothesis Testing
Design: Twenty participants were interviewed about their understanding of a hypothetical scenario about a family member suffering from stable angina and then searched MedlinePlus consumer health information portal for information on the problem presented in the scenario. Participants’ understanding of heart disease was analyzed via semantic analysis. Thematic coding was used to describe informa...
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Despite a growing number of available Web-based health information resources, consumers continue to face a variety of barriers as they attempt to access these resources. Developing a system that appropriately responds to user queries poses several challenges. Guided by an earlier study that analyzed a large number of queries submitted to ClinicalTrials.gov, we developed a variety of techniques ...
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The central objective of this paper is to investigate the mechanisms leading to the formation of an optimal emotional-cognitive involvement of consumers during the act of online information searching and, thus, to the development of an open, exploratory information behaviour. We set out to improve the understanding of the online medium`s impact on the information seeking experience and further ...
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Despite the growth of Consumer Health Informatics (CHI) websites, searching for relevant health information remains a challenging task for most users, especially for the consumer of non-medical professionals. Most consumers only have vague idea and cannot describe their health situation clearly due to lack of medical knowledge; therefore consumers’ query keywords often do not accurately reflect...
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The testing of binary hypotheses is developed from an information-theoretic point of view, and the asymptotic per formance of opt imum hypothesis testers is developed in exact analogy to the asymptotic per formance of opt imum channel codes. The discrimination, introduced by Kullback, is developed in a role analogous to that of mutual information iu channel coding theory. Based on the discrimin...
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ژورنال
عنوان ژورنال: Journal of the American Medical Informatics Association
سال: 2008
ISSN: 1067-5027,1527-974X
DOI: 10.1197/jamia.m2449