Attrition bias: Difference between revisions
Editor iHTS (talk | contribs) (Created page with "A bias associated with the dropping out or the differential exclusion of subjects from a study. '''Note:''' If subjects drop out of the study for some reason, their exclusion from the analysis could lead to an overestimate of the effectiveness of the intervention. The differential dropping out of subjects may be due to a selection bias in a comparative experimental study or cohort observation study. [http://htaglossary.net/attrition-bias]") |
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'''Note:''' If subjects drop out of the study for some reason, their exclusion from the analysis could lead to an overestimate of the effectiveness of the intervention. The differential dropping out of subjects may be due to a [[selection bias]] in a comparative experimental study or cohort observation study. | '''Note:''' If subjects drop out of the study for some reason, their exclusion from the analysis could lead to an overestimate of the effectiveness of the intervention. The differential dropping out of subjects may be due to a [[selection bias]] in a comparative experimental study or cohort observation study. | ||
== Reference == | |||
http://htaglossary.net/attrition-bias | |||
Latest revision as of 11:12, 9 November 2023
A bias associated with the dropping out or the differential exclusion of subjects from a study.
Note: If subjects drop out of the study for some reason, their exclusion from the analysis could lead to an overestimate of the effectiveness of the intervention. The differential dropping out of subjects may be due to a selection bias in a comparative experimental study or cohort observation study.