The Latent Structure and Test–Retest Stability of Connected Language Measures in the Wisconsin Registry for Alzheimer’s Prevention (WRAP)

INTRODUCTION: While it is well known that discourse-related language functions are impaired in the dementia phase of Alzheimer's Disease (AD), the presymptomatic temporal course of discourse dysfunction are not known earlier in the course of AD. To conduct discourse-related studies in this phase of AD, validated psychometric instruments are needed. This study investigates the latent structure, validity, and test-retest stability of discourse …