Table 1 Sample characteristics and clinical measures
ADHDRelativesControlsF (2,57)P
Means.d.Means.d.Means.d.
Age32.2010.3138.8515.3132.555.802.260.115
Gender, % female1550355.550.062a
NART full IQ115.266.15116.595.28119.493.273.680.031b
BAARS current total symptoms36.1512.3910.007.385.204.2973.50<0.001b,c
BAARS current hyperactive/impulsive18.406.985.254.132.502.5060.11<0.001b,c,d
BAARS current inattentive symptoms17.755.964.753.892.702.7768.44<0.001b,c
BAARS childhood total symptoms41.3511.9314.2010.284.856.6573.78<0.001b,c,d
BAARS childhood hyperactive/impulsive20.656.236.604.452.153.4479.45<0.001b,c,d
BAARS childhood inattentive symptoms20.706.047.606.232.704.0756.57<0.001b,c,d
  • a χ2.

  • b The ADHD group differs significantly from the controls.

  • c The ADHD group differs significantly from the relatives.

  • d Relatives differ significantly from controls.