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. Author manuscript; available in PMC: 2015 Jan 1.
Published in final edited form as: Alzheimers Dement. 2013 Mar 26;10(1):10.1016/j.jalz.2013.01.007. doi: 10.1016/j.jalz.2013.01.007

Fig. 1.

Fig. 1

Scatter plots of plasma Aβ1-40/Aβ1-42 versus average regional [11C]PiB uptake from the (Average regional [11C]PiB uptake=Plasma Aβ1-40/Aβ1-42+APOE ε4 status+(Plasma Aβ1-40/Aβ1-42*APOE ε4 status) model (A and B), and plasma Aβ1-40/Aβ1-42 versus mean [11C]PiB uptake from the cluster identified in the (Voxel [11C]PiB uptake=Plasma Aβ1-40/Aβ1-42+APOE ε4 status+(Plasma Aβ1-40/Aβ1-42*APOE ε4 status)) model (C and D).