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Table 2 Description of the Alzheimer’s disease (AD), mild cognitive impairment (MCI), and healthy control (HC) cohorts

From: IgM response against amyloid-beta in aging: a potential peripheral protective mechanism

  AD MCI HC
Number of subjects (n) 26 26 26
Age range (years) 75–87 74–86 75–85
Mean age (years) 79.6 79.6 79.3
Gender (n)
 Male 13 13 13
 Female 13 13 13
MMSE score (range) 6–25 21–30 27–30
MMSE score (mean ± SD) 17.93 ± 5.5 27.5 ± 2.4 29.6 ± 0.8
CDR (range) 4.5–13 0.5–4.5 0–0.5
CDR (mean ± SD) 8 ± 3.1 1.97 ± 1.3 0.07 ± 2.1
  1. CDR Clinical Dementia Rating, MMSE Mini-Mental State Examination, SD standard deviation