positive predictive value

positive predictive value
see predictive v.

Medical dictionary. 2011.

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  • Positive predictive value — The positive predictive value, or precision rate, or post test probability of disease, is the proportion of patients with positive test results who are correctly diagnosed.It is the most important measure of a diagnostic method as it reflects the …   Wikipedia

  • positive predictive value — prognozinė teigiamojo testo vertė statusas T sritis biomedicinos mokslai apibrėžtis Tikimybė, kad žmogus serga, jei diagnostinis testas yra teigiamas, t. y. sergančių asmenų, kurių testas teigiamas, ir visų tirtų asmenų, kurių testas teigiamas,… …   Lithuanian dictionary (lietuvių žodynas)

  • Predictive value of tests — can refer to:* Positive predictive value * Negative predictive value …   Wikipedia

  • Negative predictive value — In statistics and diagnostic testing, the negative predictive value (NPV) is a summary statistic used to describe the performance of a diagnostic testing procedure. It is defined as the proportion of subjects with a negative test result who are… …   Wikipedia

  • predictive value — the conditional probability that a clinical test result correctly identifies a patient as having or not having a disease, i.e., the predictive value of a positive test (positive predictive v.) is the probability that a person with a positive test …   Medical dictionary

  • value — A particular quantitative determination. For values not given below, see the specific name. SEE ALSO: index, number. [M.E., fr. O.Fr., fr. L. valeo, to be of v.] acetyl v. the milligrams of KOH required to neutralize the acetic acid produced by… …   Medical dictionary

  • Predictive analytics — encompasses a variety of techniques from statistics and data mining that analyze current and historical data to make predictions about future events. Such predictions rarely take the form of absolute statements, and are more likely to be… …   Wikipedia

  • Option time value — Finance Financial markets Bond market …   Wikipedia

  • Expectancy-value theory — Introduction Expectancy value theory was originally created in order to explain and predict individual s attitudes toward objects and actions. Originally the work of psychologist Martin Fishbein, the theory states that attitudes are developed and …   Wikipedia

  • HIV test — Randall L. Tobias, former U.S. Global AIDS Coordinator, being publicly tested for HIV in Ethiopia in an effort to reduce the stigma of being tested.[1] HIV tests are used to detect the presence of the human immunodeficiency virus (HIV), the virus …   Wikipedia

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