Plasma samples from 324 Black and 1,547 white participants underwent analysis with C2N Diagnostics’ Precivity AD test for Aβ42 and Aβ40. Compared to white individuals, Black individuals had higher average plasma Aβ42/40 levels at baseline, consistent with a lower average level of amyloid pathology.
- Chengjie Xiong
- Jingqin Luo
- Suzanne E. Schindler