Journal article

Limits to relying on expert information: the Delphi technique in a study of ethnic Vietnamese injection drug users in Melbourne, Australia.

Oanh K Nguyen, Peter G Higgs, Margaret E Hellard

Social Work in Public Health | Published : 2009

Abstract

Information from experts, or "key informants," is often used when estimating the prevalence of a disease, the numbers in particular risk groups, or the frequency of particular risk behaviors. This study aimed to better understand and describe the usefulness of key informants in informing an area such as injection drug use, where the populations are often marginalized and difficult to identify and the illnesses (HIV and hepatitis C virus) associated with the risk behavior can lead to discrimination by the general community. Our study results highlight the limitations of relying upon key informant information alone to provide specific information or accurate data about ethnic Vietnamese inject..

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University of Melbourne Researchers