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. Author manuscript; available in PMC: 2020 Oct 1.
Published in final edited form as: J Clin Exp Neuropsychol. 2020 Jan 24;42(3):319–328. doi: 10.1080/13803395.2020.1714550

Table 2:

Neuropsychological Test Performance (z-scores; means and standard deviations)

Neuropsychological Test Scores non-MCI (n= 39) SCI (n= 15) aMCI (n= 28) mx/dys MCI (n=30) significance
Executive Functioning Index 0.05 (0.49) −0.32 (0.26) −0.23 (0.48) −1.11 (0.76) mixed/dys MCI < all groups; p< .001
Naming/Lexical Retrieval Index 0.17 (0.55) −0.32 (0.50) −0.19 (0.54) −0.90 (0.78) mixed/dys < non-MCI & aMCI; p< .001
mixed/dys MCI < SCI; p= .02
Memory Index 0.21 (0.62) −0.61 (0.48) −1.45 (0.44) −0.73 (0.90) aMCI < all group; p≤ .001
mixed/dys MCI < non-MCI; p< .001

non-MCI= non-mild cognitive impairment; SCI= subtle cognitive impairment; aMCI= amnestic mild cognitive impairment; mx/dysMCI- mixed/ dysexecutive mild cognitive impairment.