Table 2 Wilcoxon signed-rank test results for cognitive test scores at T0 and T1.

From: Longitudinal assessment of pragmatic and cognitive decay in healthy aging, and interplay with subjective cognitive decline and cognitive reserve

Cognitive tasks

Mean rank T0

Mean rank T1

z

pa

rb

95% CI for r

Global cognitive functioning

 MoCA

24

23

2.14

.061

.62

[.07, .88]

Linguistic abilities

 AAT–naming

119

115

2.71

.015

.78

[.38, .94]

 Token test

5

5

1

.387

.29

[− .34, .74]

Memory

 Span forward

7

6

1.93

.085

.56

[− .03, .86]

 Span backward

6

4

2.83

.014

.82

[.46, .95]

 Immediate and deferred recall test

11.7

12.35

.36

.722

.10

[− .50, .64]

Attention

 TMT – A

39.65

50.5

3.06

.015

.88

[.63, .97]

 TMT – B

87

148.5

3.06

.015

.88

[.63, .97]

Executive functions (EFs)

 TMT – B-A

45.5

96

2.98

.011

.86

[.57, .96]

 Stroop CWT

163.91

179.5

1.10

.374

.35

[− .36, .80]

 Stroop CWI

17.5

19.5

.85

.437

.27

[− .43, .77]

  1. ap-values were corrected with the FDR method.
  2. bEffect size (r) was calculated using the formula r = z/√N.
  3. Significant values are in bold.
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