Information bias may refer to: *

Information bias (epidemiology) In epidemiology, information bias refers to bias arising from measurement error. Information bias is also referred to as observational bias and misclassification. ''A Dictionary of Epidemiology'', sponsored by the International Epidemiologic ...

, bias arising in a clinical study because of misclassification of the level of exposure to the agent or factor being assessed and/or misclassification of the disease or other outcome itself. * Information bias (psychology), a type of

cognitive bias A cognitive bias is a systematic pattern of deviation from norm or rationality in judgment. Individuals create their own "subjective reality" from their perception of the input. An individual's construction of reality, not the objective input, m ...

, involving e.g. distorted evaluation of information.

See also