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Table 3 Baseline and retest means, standard deviations and paired sample t-test results

From: Exploring the reliability and acceptability of cognitive tests for Indigenous Australians: a pilot study

Test

Baseline

Retest

Paired t-test

Effect Size

Mean

SD

Mean

SD

È 2

CogState

 DET RT

2.69

0.21

2.63

0.17

t(17) = 1.52, p = 0.15

0.08

 IDN RT

2.80

0.12

2.78

0.14

t(17) = 0.71, p = 0.49

0.04

 OCL ACC

0.90

0.12

0.94

0.17

t(17) = −1.17, p = 0.26

0.06

 OBK ACC

1.10

0.30

1.20

0.26

t(17) = −1.69, p = 0.11

0.09

Corsi

37.44

14.57

41.33

14.98

t(17) = −1.34, p = 0.20

0.07

RUDAS

24.95

3.97

25.68

4.21

t(18) = −1.49, p = 0.15

0.08

SMRT

 Story 1

8.62

4.48

11.00

4.54

t(16) = −2.98, p = 0.01

0.16

 Story 2

9.44

3.52

9.82

4.30

t(16) = −0.51, p = 0.62

0.03

 Total

18.06

7.04

20.82

8.01

t(16) = −2.15, p = 0.05

0.23

  1. Note: RT = reaction time, ACC = accuracy, Total = Story 1 + Story 2