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Table 4 Results of Mann-Whitney Test in post-training comparison between groups

From: Usability of a virtual reality environment simulating an automated teller machine for assessing and training persons with acquired brain injury

  

VR-ATM Group (n = 5)

CAI Group (n = 5)

Z

p

Cash withdrawals

Average reaction time

5.6 ± 2.1

15.2 ± 6.5

-2.312

0.021*

 

Correct percentage score

98.9 ± 2.5

89.4 ± 8.4

-2.019

0.043*

Money transfers

Average reaction time

10.6 ± 5.7

16.6 ± 7.2

-1.362

0.173

 

Correct percentage score

93.2 ± 5.8

82.7 ± 9.5

-1.886

0.059

Cognistat

Orientation

11.6 (0.9)

11.8 (0.5)

-0.149

0.881

 

Attention

8.0 (0.0)

7.4 (0.9)

-1.491

0.136

 

Comprehension

5.6 (0.9)

5.6 (0.9)

0.000

1.000

 

Repetition

10.0 (1.0)

8.8 (2.6)

-0.435

0.663

 

Naming

6.4 (1.5)

6.6 (1.7)

-0.217

0.828

 

Constructional Ability

5.6 (0.9)

4.4 (1.5)

-1.423

0.155

 

Memory

10.2 (0.8)

8.8 (2.8)

-0.212

0.832

 

Calculation

3.2 (1.3)

3.2 (1.3)

0.000

1.000

 

Judgment

6.8 (0.8)

6.8 (1.3)

-0.767

0.443

 

Reasoning

4.2 (2.1)

5.2 (0.8)

-0.108

0.914

  1. Mean ± SD; * denotes significance at p ≦ 0.05
  2. Note: Cognistat - Neurobehavioral Cognitive Status Examination