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Table 3 Correlation between persistent MPS and plasma levels of amyloid-beta and cognitive test performance

From: Prospective longitudinal course of cognition in older subjects with mild parkinsonian signs

  Pearson’s r coefficient
Amyloid-beta1–38 −0.04
Amyloid-beta1–40 −0.02
Amyloid-beta1–42 −0.14**
CERAD total score −0.16***
TMT-A 0.17***
TMT-B 0.16***
TMT-B – TMT-A 0.13***
  1. **p < 0.01,***p < 0.001
  2. CERAD Consortium to Establish a Registry for Alzheimer’s Disease, MPS mild parkinsonian signs, TMT Trail Making Test