title: Youden's Index and the Weight of Evidence Revisited.
abstract: A correspondence between Youden's index for rating diagnostic tests and the log-likelihood ratio of a positive test outcome is illustrated by data calculated from two previously-published studies of binary tests.
authors.affiliation: Prof. Gareth Hughes, SRUC, The King's Buildings, West Mains Road, Edinburgh EH9 3JG, UK, E-mail: gareth.hughes@sruc.ac.uk.
authors.forename: G
authors.initials: G
authors.lastname: Hughes
mesh_terms: D001835:Body Weight; D003955:Diagnostic Tests, Routine; D006801:Humans; D012680:Sensitivity and Specificity
keywords: Youden’s index; diagnostic test; log-likelihood ratio