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Table 3 Electrophysiological Data

From: Response inhibition deficits in externalizing child psychiatric disorders: An ERP-study with the Stop-task

 

Group

   
 

Controls (N) N = 11

AD/HD (A) N = 10

AD/HD+ODD/CD (AO) N = 11

ODD/CD (O) N = 8

ANCOVA (covariate "age")

 

Measure

Mean (SD)

Mean (SD)

Mean (SD)

Mean (SD)

F (3,35)

p

Planned contrasts

Go-Trial ROIa mean amplitude (μV)

-3.20 (1.68)

-2.64 (2.10)

-2.25 (2.36)

-1.98 (2.18)

.80

.50

 

Stop-Trial ROIa mean amplitude (μV)

-5.36 (1.69)

-1.94 (4.00)

-2.89 (2.21)

-1.90 (4.20)

3.15

.04*

N<A*, AO*, O*/A = AO = O

Stop-N200 ROIa mean amplitude (μV)

-2.16 (1.60)

.69 (3.43)

-.63 (1.76)

.07 (2.02)

2.54

.07+

N<A*, AO+, O*/A = AO = O

  1. * one-tailed, p < .05
  2. + one-tailed, p < .10
  3. a Region of interest, mean of electrodes F4 and F8 at 420–500 ms post Go-signal onset