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.
Plasma p-tau 181 in different groups. Asterisk indicates a significant difference between groups (p-value < 0.05, Mann–Whitney U test). CU–, cognitively unimpaired with negative Aβ; MCI–, mild cognitive impairment with negative Aβ; CU+, cognitively unimpaired with positive Aβ; MCI+, mild cognitive impairment with positive Aβ.
