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Table 1 Subject demographics for post mortem brain samples

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

  Healthy controls (n = 30) Alzheimer’s disease (n = 30) p value
Age (years) 76.8 (7.6) 78.3 (9.2) 0.56
Females (%) 33.3 26.7 0.59
% APOE ε4 carriers 13.3 75.8 <0.001
Post mortem interval (hours) 38.4 (14.3) 33.9 (21.9) 0.38
  1. Mean (standard deviation); p-value calculated using a two-tailed Student’s t-test