Medical dictionary. 2011.
Lead time bias — Lead time is the length of time between the detection of a disease (usually based on new, experimental criteria) and its usual clinical presentation and diagnosis (based on traditional criteria).Lead time bias is the bias that occurs when two… … Wikipedia
Lead time bias — Beim lead time bias handelt es sich um einen Fehler (engl. bias, Verzerrung), der bei Studien zur Krebsfrüherkennung eine Rolle spielt. Er beschreibt eine nur scheinbar verlängerte Überlebenszeit bei Vorverlegung des Diagnosezeitpunkts verglichen … Deutsch Wikipedia
Length time bias — is a form of selection bias, a statistical distortion of results which can lead to incorrect conclusions about the data. Length time bias can occur when the lengths of intervals are analysed by selecting intervals that occupy randomly chosen… … Wikipedia
Bias — This article is about different ways the term bias is used . For other uses, see Bias (disambiguation). Bias is an inclination to present or hold a partial perspective at the expense of (possibly equally valid) alternatives. Bias can come in many … Wikipedia
Confirmation bias — (also called confirmatory bias or myside bias) is a tendency for people to favor information that confirms their preconceptions or hypotheses regardless of whether the information is true.[Note 1][1] As a result, people gather evidence and recall … Wikipedia
Sampling bias — In statistics, sampling bias is when a sample is collected in such a way that some members of the intended population are less likely to be included than others. It results in a biased sample, a non random sample[1] of a population (or non human… … Wikipedia
Cognitive bias — For an article about the conceptual problems of the mind see Cognitive closure (philosophy). Psychology … Wikipedia
Selection bias — is a statistical bias in which there is an error in choosing the individuals or groups to take part in a scientific study.[1] It is sometimes referred to as the selection effect. The term selection bias most often refers to the distortion of a… … Wikipedia
Experimenter's bias — In experimental science, experimenter s bias is subjective bias towards a result expected by the human experimenter. David Sackett,[1] in a useful review of biases in clinical studies, states that biases can occur in any one of seven stages of… … Wikipedia
Outcome bias — The outcome bias is an error made in evaluating the quality of a decision when the outcome of that decision is already known. Overview One will often judge a past decision by its ultimate outcome instead of based on the quality of the decision at … Wikipedia
