Evaluation of P300 and IVA-CPT in the ADHD group compared with the control group. The levels of latency (A), amplitude (B) and the area below the wave amplitude of P300 (C) as well as IVA-CPT (D). **P<0.01 and ns= no significance. IVA-CPT, integrated visual and auditory continuous performance test; ADHD, attention deficit hyperactivity disorder; FSAQ, full scale attention quotient; AAQ, auditory attention quotient; VAQ, visual attention quotient; FSRCQ, full scale response control quotient; ARCQ, auditory response control quotient; VRCQ, visual response control quotient.