Table 3 Cognitive functions in both groups

Digit forward

3.8 ± 0.48

4.3 ± 0.66

4.78

0.0001

Digit backward

2.17 ± 0.78

3 ± 0.78

4.11

0.0002

Processing speed

82.57 ± 6.13

87.35 ± 5.83

3.51

0.0012

Performance IQ

85.21 ± 6.04

85.76 ± 5.59

1.34

0.188

Verbal IQ

85.93 ± 5.26

86.65 ± 5.09

3.54

0.0011

Total IQ

85.36 ± 5.9

86 ± 5.52

1.38

0.174

WCST(PR)

24.09 ± 4.82

15.19 ± 5.01

5.57

0.0001

WCST (FMS)

7.21 ± 1.67

3.18 ± 0.98

8.61

0.0001

TMTA (TIME)

3.52 ± 1.06

3.56 ± 1.09

0.11

0.909

TMT A (error)

4.29 ± 1.04

2.12 ± 0.71

7.24

0.0001

TMTB (Time)

6.30 ± 1.14

3.18 ± 0.83

9.28

0.0001

TMTB (error)

7.43 ± 1.53

3.75 ± 0.93

8.56

0.0001

CSHQ total score

44.7 ± 3.8

43.82 ± 2.4

4.35

0.514