Table 4 Comparison of good and poor performers (differentiation in EEG transfer condition)

Girls/boys

1 (13%)/7 (87%)

3 (33%)/6 (66%)

n.s.

Stimulant

2 (25%)

4 (44%)

n.s.

ADHS/ADS/HS

5 (62%)/2 (25%)/1(12.5%)

5 (55%)/4 (44%)

n.s.

IQ (mean)

100.4 (SD 9.7)

100.9 (SD 9.2)

n.s.

Age (mean)

10.7

10.3

n.s.

High parental support

4 (50%)

6 (66%)

n.s

CBCL Internalizing

60.2 (11.5)

60.8 (9.5)

n.s.

CBCL Externalizing

60.4 (14.4)

61.9 (6.6)

n.s.

Initial ADHD

symptoms (FBB-HKS)

   Hyperactivity

1.24 (SD .70)

1.18 (SD .54)

n.s.

   Inattention

2.09 (SD .57)

2.05 (SD .34)

n.s.

   Impulsivity

1.06 (SD 1.15)

1.31 (SD .38)

n.s.

ADHD symptoms after training (FBB-HKS)

   Hyperactivity

.79 (SD .49)

.67 (SD .46)

n.s.

   Inattention

1.41 (SD. 54)

1.41 (SD .47)

n.s.

   Impulsivity

.82 (SD .59)

.87 (SD .58)

n.s.