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(A and C) Plasma pTau181 and tau PET BPND stratified for SCD and MCI/AD (A) and for SCD Aβ-negative and SCD Aβ-positive MCI due to AD and AD dementia (C). (B and D) AUCs for discriminating SCD from MCI/AD (B) and SCD Aβ-negative from SCD Aβ-positive (D) participants. *P < 0.5. **P < 0.01. ***P < 0.001.
