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. Author manuscript; available in PMC: 2023 Jan 1.
Published in final edited form as: Nat Med. 2022 May 26;28(7):1398–1405. doi: 10.1038/s41591-022-01822-2

Fig. 1. Plasma P-tau181 and P-tau217 levels by age.

Fig. 1.

Fig. 1A shows the plasma P-tau181 and −217 levels by age alone. Fig. 1B shows the plasma P-tau181 and −217 levels by age and elevated brain amyloid based on PiB-PET>1.48 standard uptake value ratio. Black indicates A− and red indicates A+. Data are presented as mean values +/− Standard error of the mean (SEM).