title: Youden's index and the weight of evidence.
abstract: By means of Shannon's relationship between information and probability, Youden's index for rating diagnostic tests is shown to be a probability-scale analogue of the log-likelihood ratio of a positive test outcome.
authors: Dr. Gareth Hughes, SRUC, The King's Buildings, West Mains Road Edinburgh EH9 3JG, UK, E-mail: gareth.hughes@sruc.ac.uk.
authors: G
authors: G
authors: Hughes
mesh_terms: D001499:Bayes Theorem; D003955:Diagnostic Tests, Routine / Q000706:statistics & numerical data*; D006801:Humans; D016013:Likelihood Functions; D011336:Probability; D012680:Sensitivity and Specificity
keywords: Bayes’ theorem; Youden’s index; diagnostic test; log-likelihood ratio