Testing the validity of national drug surveys: comparison between a general population cohort and household surveys
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چکیده
منابع مشابه
HIV testing in national population-based surveys: experience from the Demographic and Health Surveys.
OBJECTIVES To describe the methods used in the Demographic and Health Surveys (DHS) to collect nationally representative data on the prevalence of human immunodeficiency virus (HIV) and assess the value of such data to country HIV surveillance systems. METHODS During 2001-04, national samples of adult women and men in Burkina Faso, Cameroon, Dominican Republic, Ghana, Mali, Kenya, United Repu...
متن کاملHousehold Surveys
Household surveys play a pivotal role in empirical economics. Cross-section and longitudinal surveys are regularly conducted throughout the globe. A description of survey design and sampling methods provides the foundation for discussing survey errors. These include errors associated with sampling, survey coverage and non response (which includes attrition from panel surveys) as well as errors ...
متن کاملComparison between two household surveys on psychotropic drug use in Brazil: 2001 and 2004.
CEBRID (Brazilian Center of Information on Psychotropic Drugs) conducted two household surveys on drug use in Brazil, the first in 2001 and the second in 2005, making it possible for researchers, for the first time ever, to have a timeline comparison using this type of methodology. The universe studied corresponded to the Brazilian population living in 107 Brazilian cities with more than 200.00...
متن کاملthe relationship between academic self-concept and academic achievement in english and general subjects of the students of high school
according to research, academic self-concept and academic achievement are mutually interdependent. in the present study, the aim was to determine the relationship between the academic self-concept and the academic achievement of students in english as a foreign language and general subjects. the participants were 320 students studying in 4th grade of high school in three cities of noor, nowshah...
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ژورنال
عنوان ژورنال: Addiction
سال: 2021
ISSN: 0965-2140,1360-0443
DOI: 10.1111/add.15371