Fig. 2From: Plasma amyloid assay as a pre-screening tool for amyloid positron emission tomography imaging in early stage Alzheimer’s diseaseSUVR-dependent plasma Aβ1–42 concentrations for the 52 enrolled clinically suspected early stage AD subjects. Abbreviations: Aβ, Amyloid β; AD, Alzheimer’s disease; SUVR, standardized uptake value ratio; PET+, amyloid positron emission tomography positivity; PET−, amyloid positron emission tomography negativityBack to article page