Trends in the Risk of Cognitive Impairment in the United States, 1996-2014.

ABSTRACT:

Background

Accumulating evidence suggests risk of cognitive impairment is declining in high-income countries. Much of this research uses longitudinal surveys in which learning over repeated tests may bias results. We analyze trends in cognitive impairment in the United States, accounting for prior test experience and selective mortality.

Methods

We use the Health and Retirement Study, a population-based, nationally representative panel dataset and include individuals ages 50 years and older in 1996-2014 (n = 32,784). We measure cognitive impairment and dementia using standard cutpoints of the modified Telephone Interview for Cognitive Status. We estimate logistic regression models for any impairment and dementia over time, adjusting for age, sex, and race/ethnicity, comparin

SUBMITTER: Hale JM 

PROVIDER: S-EPMC7386871 | biostudies-literature | 2020 Sep

REPOSITORIES: biostudies-literature