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.
Tract‐based spatial statistics (TBSS) analysis of longitudinal (1‐year) fractional anisotropy (FA) changes. The first four rows indicate an analysis of each group (a‐d). The fifth row indicates an analysis of differences between groups a, b, c, and d (F test). Red and blue represent an increase and decrease in FA, respectively.
