Table 2 Severity of ADHD symptoms measured by CPRS-R-L, CGAS, and CGI-severity

Oppositional

61.13 ± 0.97

60.8 ± 0.97

0.333

0.808

Cognitive

74.77 ± 1.21

73.77 ± 1.21

1.000

0.562

Hyperactivity

74.13 ± 1.22

73.77 ± 1.22

0.367

0.833

Anxious shy

53.97 ± 0.75

54.57 ± 0.75

−0.600

0.575

Perfectionism

51.93 ± 0.83

52.83 ± 0.83

−0.900

0.446

Social problems

71.9 ± 1.18

70.87 ± 1.18

1.033

0.537

Psychosomatic

60.07 ± 0.85

59.6 ± 0.85

0.467

0.699

DSM Inattentive

74.77 ± 1.21

73.77 ± 1.21

1.000

0.562

DSM hyperactive-Impulsive

74.13 ± 1.22

73.77 ± 1.22

0.367

0.833

DSM Total

75.23 ± 0.74

73.87 ± 0.74

1.367

0.195

Conner’s ADHD Index

74.77 ± 1.21

73.77 ± 1.21

1.000

0.562

Conner’s ADHD global index: restless impulsive

74.13 ± 1.23

74.07 ± 1.23

0.067

0.970

Global index emotional lability

58.8 ± 0.74

60.1 ± 0.74

1.300

0.216

Conner’s global Index Total

74.53 ± 0.74

73.87 ± 0.74

0.667

0.528

CGAS

42.9 ± 1.04

43.87 ± 1.04

0.033

0.982

CGI-S

5.43 ± 0.12

5.27 ± 0.12

0.17 ± 0.17

0.332