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Table 2 Demographic characteristics (median, lower and upper quartiles)

From: Microstate connectivity alterations in patients with early Alzheimer’s disease

 

AD (n = 26)

MCI-stable (n = 9)

HC (n = 26)

Age, yr

78.5 (73–83)

73 (71–75)

77 (70–81)

Education, yr

13 (11–17)

15 (12–18)

12 (11–15)

Female sex, %

42 %

44 %

46 %

MMS score*

27 (25–28)

29 (28–30)

29 (29–30)

Domain scores [20]

 Verbal Attention

−0.26 (−0.89 to 0.36)

−0.58 (−1.2 to 0.57)

0.06 (−0.56 to 0.99)

 Attention

−0.92 (−1.32 to 0.34)

−0.5 (−1.28 to 0.09)

−0.04 (−0.9 to 0.34)

 Verbal Learning Memory*

−2.59 (−2.98 to 1.73)

−1.71 (−2.18 to 1.08)

−0.01 (−0.48 to 0.57)

 Visual Learning Memory*

−1.18 (−2.01 to 0.61)

−0.31 (−1.52 to 0.47)

0.07 (−0.42 to 0.71)

 Verbal Language Production*

−0.68 (−1.2 to 0.11)

−0.19 (−0.7 to 0.1)

0.38 (−0.1 to 1.02)

 Executive Motor Ability*

−1.19 (−2.67 to 0.32)

0.55 (−0.65 to 0.72)

0.97 (0.13 to 1.92)

  1. AD Alzheimer’s disease, MCIstable patients with stable or improving cognition over 30 months, HC healthy controls, MMSE Mini Mental State Examination
  2. *p < 0.05 by Kruskal-Wallis test