Secular trends in cognitive trajectories of diverse older adults.

ABSTRACT:

Introduction

This study aimed to determine if later birth year influences trajectory of age-related cognitive decline across racial/ethnic groups and to test whether years of school, childhood socioeconomic status, and cardiovascular disease burden explain such secular trends.

Methods

We compared cognitive trajectories of global cognition and subdomains in two successive racially/ethnically and educationally diverse birth cohorts of a prospective cohort study.

Results

Later birth year was associated with higher initial cognitive levels for Whites and Blacks, but not Hispanics. Later birth year was also associated with less rapid rate of decline in all three racial/ethnic groups. More years of education, higher childhood socioeconomic status, and, to a smaller extent,

SUBMITTER: Vonk JMJ 

PROVIDER: S-EPMC6925643 | biostudies-literature | 2019 Dec

REPOSITORIES: biostudies-literature