Andrea Reynolds|Markéta Caravolas
Evaluation of the Bangor Dyslexia Test (BDT) for use with Adults
Bangor University|Bangor University
bangor dyslexia test bdt short easytoadminister screener use broad age range use uk three decades distinctive feature battery focus skills requiring aspects verbal phonological processing without however measuring literacy skills per se despite longstanding existence usage evaluation psychometric properties battery adult dyslexia screener examined psychometric properties bdt evaluated capacity discriminate adults without dyslexia large archival sample university students dyslexia n 193 students reported literacy difficulties n 40 compared bdt well literacy cognitive measures statistical analyses revealed bdt reliable 72 valid dyslexia screening tool capacity effectively identify adults risk disorder overall classification rate 94 sensitivity 964 specificity 825 addition higher indices dyslexia risk bdt associated lower scores standardized measures literacy