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Table 1 The details of enrolled samples from ADNI database

From: Impacts of CR1 genetic variants on cerebrospinal fluid and neuroimaging biomarkers in alzheimer’s disease

Characteristics NC AD
N Mean ± SD   Mean ± SD
Age (years) 281 74.51 ± 5.56 48 75.51 ± 9.23
Gender (male/female) 281 136/145 48 30/18
Education (years) 281 16.41 ± 2.66 48 15.73 ± 2.62
ApoE ε4 (0/1/2) 281 204/70/7 48 14/25/9
CDRSB (scores) 207 6.54 ± 0.55 47 5.3 ± 0.72
ADAS (scores) 281 29.07 ± 1.15 48 22.96 ± 2.03
MMSE (scores) 281 9.06 ± 4.23 48 29.8 ± 8.44
RAVLT total (scores) 280 44.83 ± 9.6 47 22.32 ± 7.84
FAQ (scores) 281 0.17 ± 0.66 48 12.6 ± 7.14
  1. ADNI alzheimer’s disease neuroimaging initiative, AD alzheimer’s disease, ApoE ε4 apolipoprotein E ε4, SD standard deviations, ADAS alzheimer’s disease assessment scale, CDRSB clinical dementia rating scale sum of boxes, FAQ functional activities questionnaire, MMSE mini-mental state exam, NC normal controls, RAVLT rey auditory verbal learning test