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Table 1 Characteristics of the sample under evaluation

From: Neuropathological findings processed by artificial neural networks (ANNs) can perfectly distinguish Alzheimer's patients from controls in the Nun Study

  AD (n = 26) Normal (n = 36)
Feature   Range    Range  
  mean min max SD mean min max SD
Age at last exam 89.73 79.27 100.65 5.07 83.72 76.24 101.09 6.07
Education years 14.85 8.00 18.00 3.31 16.44 8.00 18.00 2.25
ADL 1.73 0.00 5.00 2.09 4.61 0.00 5.00 1.15
WRCL 0.23 0.00 2.00 0.59 6.58 4.00 9.00 1.27
CNPR 4.19 0.00 11.00 4.36 10.11 5.00 11.00 1.24
BOST 4.31 0.00 14.00 4.60 12.42 0.00 15.00 2.76
VRBF 2.96 0.00 14.00 3.94 14.00 8.00 23.00 3.91
MMSE 7.62 0.00 23.00 8.74 27.83 25.00 30.00 1.36
Mean NFT neocortex 22.03 1.47 61.99 16.85 0.29 0.00 4.88 0.83
Mean NFT Hippocampus 48.53 12.80 94.90 23.71 9.36 0.00 59.73 15.41
MaxNP neocortex 10.79 3.83 21.28 4.31 3.13 0.00 11.06 3.43
Max NP Hippocampus 6.02 1.70 13.62 3.66 1.45 0.00 15.74 3.09
  1. WRCL: Delayed Word Recall score; CNPR: Constructional Praxis score; BOST : Boston Naming score; VRBF: Verbal Fluency score; MMSE: Mini-Mental State Examination