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Psychology: Research and Review

Table 3 Measures of central tendency in Wisconsin Card Sorting Test—WCST of the ten subjects in pretest and posttest

From: Cognitive flexibility training intervention among children with autism: a longitudinal study

 

Mean

SD

Minimum

Maximum

N = 10

Pre

Post

Pre

Post

Pre

Post

Pre

Post

Number of trials administered

123.3

117.7

14.9

19.4

81

68

128

128

Total number of correct answers

60.4

68.1

25.8

19.9

32

35

102

94

Total number of errors

62.9

49.7

31.4

29.4

11

4

96

93

Number of perseverative responses

58.6

31.9

46.9

30.3

6

1

127

88

Number of perseverative errors

46.3

26.1

34.5

23.8

6

1

95

71

Number of categories completed

2.1

3.8

2.4

2.2

0

0

6

6

Number of trials to complete the 1st category

61

34.5

58.7

37.2

10

10

129

128

Failure to maintain set

1.2

1.6

1.5

1.7

0

0

4

4