Elevated plasma p-tau231 is associated with reduced generalization and medial temporal lobe dynamic network flexibility among healthy older African Americans

Table 2 Distribution of demographic data

(N = 148)		Avg ± SD
Age (years)		70.88 ± 6.05
Gender (n (%))	Women	98 (66.21)
Gender (n (%))	Men	50 (33.79)
Education (years)		13.90 ± 2.47
MMSE		26.98 ± 2.14
MTL Dynamic Network Flexibility		0.34 ± 0.26
Rutgers Acquired Equivalence Task Accuracy		0.57 ± 0.24
RAVLT Delayed Recall		7.93 ± 3.60
Plasma p-tau231 (pg/mL)		20.39 ± 11.99
Plasma p-tau181 (pg/mL)		18.68 ± 9.49
Aβ42/Aβ40 ratio (pg/mL)		0.06 ± 0.00

MMSE = Mini-Mental State Examination; MTL = Medial Temporal Lobe; RAVLT = Rey Auditory Learning Test, Aβ = Amyloid Beta, Avg = Average; SD = Standard Deviation

ISSN: 1758-9193