Fig. 4From: Pathophysiology characterization of Alzheimer’s disease in South China’s aging population: for the Greater-Bay-Area Healthy Aging Brain Study (GHABS)The frequency of plasma A/T profiles and Aβ PET positivity between different clinical groups. Comparisons of (A) A/T profiles defined by plasma Aβ42/Aβ40 and plasma p-Tau181, and (B) Aβ PET positivity between NC, SCD, MCI, and Dementia groupsBack to article page