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Table 1 Participant demographics and clinical characteristics

From: Comparing metabolomic and pathologic biomarkers alone and in combination for discriminating Alzheimer’s disease from normal cognitive aging

Characteristics AD CN p-value Test
  (N = 40) (N = 38)   
Mean Age +/- SD 69.0 +/- 9.1 69.5 +/- 9.7 0.825 T
Mean Years of Education +/- SD 14.8 +/- 3.6 16.6 +/- 3.0 0.015 T
Mean MMSE +/- SD 19.9 +/- 7.7 29.2 +/- 1.3 1.0E-9 T
% Male 25.0 34.21 0.459 F
% Caucasian 82.5 86.8 1.00 F
% Taking Antidepressant 30.0 21.05 0.441 F
% Taking Antipsychotic 5.0 0.0 0.494 F
% Taking Anxioytic 12.5 13.2 1.00 F
% Taking Corticosteroids 2.5 13.2 0.104 F
% Taking Cholinesterase Inhibitor 37.5 0.0 <1.0E-9 F
% Taking Memantine 15.0 0.0 0.026 F
% Taking Statins 20.0 26.3 0.595 F
  1. Abbreviations: AD Alzheimer’s disease, CN Normal cognition, SD Standard Deviation, T two-sample t test, two-sided, MMSE Mini-Mental State Exam obtained at date closest to sample if not available concurrently, F Fisher’s exact test, two-sided.