Fig. 5: Scatter plots show the association of CPV with DTI-ALPS and NLR.

CP enlargement was significantly associated with A lower DTI-ALPS and B higher NLR. SCD subjective cognitive decline, MCI mild cognitive impairment, AD Alzheimer’s disease, CPV choroid plexus volume, NLR neutrophil-lymphocyte ratio, DTI-ALPS DTI-analysis along the perivascular space.