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Selection effect of needle exchange in Anchorage, Alaska

Participation bias (selection bias) may be a problem in studies that attempt to evaluate the effects of needle-exchange programs (NEPs). The present study looked at only those injection drug users (IDUs) who were randomly placed in the needle-exchange condition in a two-arm randomized clinical trial...

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Bibliografiska uppgifter
Huvudupphovsmän: Fisher, Dennis G., Reynolds, Grace L., Harbke, Colin R.
Materialtyp: Artigo
Språk:Inglês
Publicerad: Springer New York 2002
Ämnen:
Länkar:https://ncbi.nlm.nih.gov/pmc/articles/PMC3456373/
https://ncbi.nlm.nih.gov/pubmed/11937621
https://ncbi.nlm.nih.govhttp://dx.doi.org/10.1093/jurban/79.1.128
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