From: Rubidium and potassium levels are altered in Alzheimer’s disease brain and blood but not in cerebrospinal fluid
Healthy controls (n = 50)
Mild cognitive impairment (n = 7)
Alzheimer’s disease (n = 41)
p-value
Age (years)
73.8 (6.3)
71.6 (4.8)
80.8 (7.8)
<0.001
Females (%)
60
14.3
75.6
<0.01
% APOE ε4 carriers
20
28.6