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.
Comparison of levels of amyloid at Aβ-PS= 0 and rates of amyloid accumulation across cortical regions. The intercept parameter b obtained from the PS model was averaged within each ROI to obtain the regional amyloid levels at Aβ-PS= 0, and the trajectory slope parameter a was averaged within each ROI to obtain regional rates.
