Pre-training assessment (n = 8)

Post-training assessment (n = 8)

Mean

SD

Mean

SD

t(7)

TVPS (Scaled Score)

Discrimination

9.13

3.91

12.38

3.93

−2.49^*

Visual memory

10.00

3.16

13.25

4.30

−2.39^*

Spatial relation

13.37

4.37

14.50

3.07

−0.99

Form constancy

9.75

4.46

11.50

4.54

−1.28

Sequential memory

9.88

2.59

10.13

3.18

−0.19

Figure ground

9.88

4.49

12.00

5.29

−3.33^*

Visual closure

9.75

7.09

12.12

4.73

−1.38

Overall standard score

99.50

11.63

112.38

15.15

−5.59^**

CHAT

Copying time

676.95

241.96

573.45

207.69

2.07

Ground time

218.18

77.18

194.96

67.37

1.19

Air time

458.77

170.04

378.49

146.14

2.55^*

Pen pressure

1.12

0.63

0.84

0.47

2.89^*

Variation of pressure

0.81

0.33

0.63

0.28

2.14

Speed (characters per min)

9.04

3.58

10.40

3.38

−2.81^*

Speed (time per character)

5.84

2.41

5.30

3.17

0.61

Variation of speed (time per character)

6.40

5.38

6.81

6.48

−0.15

Exceed grid

7.38

7.07

12.00

11.07

−1.73

Character size

13.35

0.63

12.54

1.42

2.23

Variation of character size

2.10

0.43

2.07

0.44

0.252

Accuracy rate

0.84

0.07

0.80

0.14

1.27

Stroke error

12.25

5.28

14.00

8.50

−1.19