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Table 3 Subject demographics for erythrocytes

From: Rubidium and potassium levels are altered in Alzheimer’s disease brain and blood but not in cerebrospinal fluid

  Healthy controls (n = 40) Alzheimer’s disease (n = 40) p-value
Age (years) 82.0 (8.0) 82.0 (8.0) 0.97
Females (%) 52.5 50.0 0.96
% APOE ε4 carriers 37.5 60.0 0.05
  1. p-value calculated using a two-tailed Student’s t-test