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The Predictors Study: Development and Baseline Characteristics of The Predictors 3 Cohort

Overview
Specialties Neurology
Psychiatry
Date 2016 May 25
PMID 27219818
Citations 11
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Abstract

Introduction: The Predictors study was designed to predict the length of time to major disease outcomes in Alzheimer's disease (AD) patients. Here, we describe the development of a new, Predictors 3, cohort.

Methods: Patients with prevalent or incident AD and individuals at-risk for developing AD were selected from the North Manhattan community and followed annually with instruments comparable to those used in the original two Predictors cohorts.

Results: The original Predictors cohorts were clinic based and racially/ethnically homogenous (94% white, 6% black; 3% Hispanic). In contrast, the 274 elders in this cohort are community-based and ethnically diverse (39% white, 40% black, 21% other; 78% Hispanic). Confirming previous observations, psychotic features were associated with poorer function and mental status and extrapyramidal signs with poorer function.

Discussion: This new cohort will allow us to test observations made in our original clinic-based cohorts in patients that may be more representative of the general community.

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