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.
Serum brain-derived neurotrophic factor is positively correlated with hippocampus volume in older adults. Although this association is a relatively small effect, it is significant (P < 0.05) and remains so after controlling for potentially confounding factors such as sex and years of education (data adapted from Erickson, Prakash, and others 2010).
