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.
Box plots for total brain volume by age decade and by sex
a) Raw data for total brain volume (cm3). b) Residuals of total brain volume, corrected for height and weight.
Note that the oldest group includes only participants ranging in age from 70 to 74 years (light blue and light red).
