highly significantp < 0.001
Regarding the CSF‐T classification, the higher CSF p‐tau181 concentration in AD dementia (32.3 [26.5;47.5] pg/mL) as compared to the MCI (24.8 [18.8;36.0] pg/mL) and CN (19.8 [14.9;26.6] pg/mL) was highly significant ( p < 0.001; Figure 1B ).