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Table 1 Demographics and standardized neuropsychological tests for NC, SCD, MCI

From: A comparative study on the validations of three cognitive screening tests in identifying subtle cognitive decline

Index

NC (n = 147)

SCD (n = 102)

MCI (n = 158)

F(P value)

Demographics

 Age (years)

66.3 ± 8.3

66.5 ± 9.5

66.6 ± 8.7

0.048 (0.953)

 Education (years)

13.2 ± 2.9

12.1 ± 3.1#

12.2 ± 3.1*

5.684 (0.004)

 Sex(M:F)

64:83

40:62

83:75

4.983 (0.084)

Neuropsychological

 AVLT delayed recall

6.1 ± 1.9

3.5 ± 1.1##

0.8 ± 1.1**††

468.601(< 0.001)

 AVLT recognition

21.5 ± 2.2

19.7 ± 2.4##

16.6 ± 3.8**††

101.097(< 0.001)

 Rey CFT copy

33.3 ± 3.1

32.2 ± 5.4

30.7 ± 6.1**

10.344(< 0.001)

 Rey CFT recall

16.0 ± 6.1

12.9 ± 6.7##

8.2 ± 6.2**††

57.607(< 0.001)

 TMT-A

53.9 ± 24.5

61.8 ± 37.0

76.6 ± 46.3**††

14.094(< 0.001)

 TMT-B

132.5 ± 59.1

149.2 ± 62.7

194.8 ± 94.8**††

26.189(< 0.001)

 SCWT-CR

46.0 ± 5.1

44.6 ± 6.0

40.3 ± 9.9**††

22.848(< 0.001)

 SCWT-CT

76.6 ± 20.8

85.3 ± 24.6

99.4 ± 48.7**††

18.150(< 0.001)

 BNT

24.2 ± 4.1

23.4 ± 3.5

21.5 ± 4.2**††

17.217(< 0.001)

 AFT

16.9 ± 4.3

16.0 ± 4.1

13.9 ± 4.1**††

14.343(< 0.001)

 SDMT

38.9 ± 11.8

36.0 ± 12.5

29.5 ± 11.1**††

24.839(< 0.001)

 PrM

14.2 ± 4.2

12.0 ± 4.8##

7.2 ± 5.6**††

73.337(< 0.001)

 DOT

4.9 ± 1.5

4.8 ± 1.0

3.9 ± 1.4**††

23.177(< 0.001)

  1. Comparations between NC and SCD are marked behind SCD, # for P < 0.05, ## for P < 0.01
  2. Comparations between NC and MCI are marked behind MCI, * for P < 0.05, ** for P < 0.01
  3. Comparations between SCD and MCI are marked behind MCI, † for P < 0.05, †† for P < 0.01
  4. AVLT Auditory Verbal Learning Test, Rey CFT Rey-Osterrieth Complex Figure Test, TMT-A, TMT-B Trail Making Test Part A and B, SCWT-CR/CT Stroop Color Word Test-Card C right/Card C time, BNT Boston Naming Test, SDMT Symbol Digit Modalities Test, PrM Prospective Memory Test, DOT Digit Ordering Test