Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Figure shows prevalence of A/N biomarker categories, by 20-year age groups, and APOE ε4 allele status, where N represents a composite Alzheimer disease signature cortical thickness as a marker for neurodegeneration. By permission of Mayo Foundation for Medical Education and Research. All rights reserved.
