TITLE

Bias in Observational Studies

AUTHOR(S)
Ranstam, Jonas
PUB. DATE
August 2008
SOURCE
Acta Radiologica;Aug2008, Vol. 49 Issue 6, p644
SOURCE TYPE
Academic Journal
DOC. TYPE
Article
ABSTRACT
The article describes different causes of bias and their consequences. According to the author, there are three general types of bias: selection bias, information bias, and confounding bias. It is recommended that when planning an observational study, one should consider potential validity issues carefully. It is stated that one should plan observation and data collection in a way that minimizes selection and information bias.
ACCESSION #
32718491

 

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