Adult physical activity behavior: A trend analysis
نویسندگان
چکیده
منابع مشابه
Adult physical activity behavior: a trend analysis.
One of the health objectives for the nation is to have 60% of adults 18-64 years regularly active in vigorous physical activity by 1990. In this paper an effort is made to determine whether American society is making satisfactory progress toward this goal. Two independent databases are analyzed: time diaries collected from a national sample of American adults in 1981; and the Simmons Market Res...
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Physical activity offers one of the greatest opportunities for people to extend years of active independent life and reduce functional limitations. The purpose of this paper is to identify key practices for promoting physical activity in older adults, with a focus on older adults with chronic disease or low fitness and those with low levels of physical activity. Key practices identified in prom...
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In this paper a fraud detection method is proposed which user behaviors are modeled using two main components namely the un-normal trend analysis component and scenario based component. The extent of deviation of a transaction from his/her normal behavior is estimated using fuzzy membership functions. The results of applying all membership functions on a transaction will then be infused and a f...
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متن کاملNon-response bias in physical activity trend estimates
BACKGROUND Increases in reported leisure time physical activity (PA) and obesity have been observed in several countries. One hypothesis for these apparently contradictory trends is differential bias in estimates over time. The purpose of this short report is to examine the potential impact of changes in response rates over time on the prevalence of adequate PA in Canadian adults. METHODS Par...
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ژورنال
عنوان ژورنال: Journal of Clinical Epidemiology
سال: 1988
ISSN: 0895-4356
DOI: 10.1016/0895-4356(88)90146-1