Difference between revisions of "Bias"
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==Information bias== | ==Information bias== | ||
| − | [[Category:Veterinary Epidemiology - Introduction| | + | [[Category:Veterinary Epidemiology - Introduction|I]] |
Revision as of 16:49, 10 December 2010
Systematic error, or 'bias' is of particular importance in any epidemiological investigation, and should be avoided wherever possible. Biases will reduce the validity or accuracy of any results obtained. There are a number of types of bias, which may be classified broadly as either selection bias or information bias, and which will differ in the case of different study designs