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Selection Bias

"Selection Bias" is a descriptor in the National Library of Medicine's controlled vocabulary thesaurus, MeSH (Medical Subject Headings). Descriptors are arranged in a hierarchical structure, which enables searching at various levels of specificity.

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The introduction of error due to systematic differences in the characteristics between those selected and those not selected for a given study. In sampling bias, error is the result of failure to ensure that all members of the reference population have a known chance of selection in the sample.


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This graph shows the total number of publications written about "Selection Bias" by people in this website by year, and whether "Selection Bias" was a major or minor topic of these publications.
Bar chart showing 18 publications over 15 distinct years, with a maximum of 3 publications in 2005
To see the data from this visualization as text, click here.