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.
Development of P-tau217 cutoffs using external training data. A ROC curve demonstrating diagnostic performance of P-tau217 in cases/controls from BioFINDER-2. B Histogram depicting the distribution of P-tau217 values (pg/mL) in Aβ negative (blue) and positive (red) participants, as well as Youden’s optimal cutoff (black dashed line) and the intermediate region (shaded gray). N = 50
