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Table 2 Mean (± SD) number of current comorbid disorders in participants with IED or DBD

From: Comorbidity of disruptive behavior disorders and intermittent explosive disorder

Disorder

NCS-AS Reanalysis

Mean # (± SD) of Dx

NCS-R Reanalysis

Mean # (± SD) of Dx

Clinical research analysis

Mean # (± SD) of Dx

Intermittent explosive disorder

1.43 ± 1.26a

1.42 ± 1.52b

0.67 ± 0.88c

Attention Deficit/hyperactivity disorder

1.81 ± 1.40

2.05 ± 1.69

1.79 ± 1.14

Oppositional defiant disorder

1.48 ± 1.28

2.87 ± 1.90

1.76 ± 1.09

Conduct disorder

1.60 ± 1.37

2.79 ± 2.10

1.31 ± 0.79

  1. aT-test: IED < ADHD (t726 = 3.71, p < 0.001), IED = ODD (t912 = 0.55, p = 0.551), IED = CD (t812 = 1.83, p = 0.068)
  2. bT-test: IED < ADHD (t426 = 4.05, p < 0.001), IED < ODD (t291 = 6.07, p < 0.001), IED < CD (t269 = 4.61, p < 0.001)
  3. cT-test: IED < ADHD (t629 = 7.88, p < 0.001), IED < ODD (t603 = 5.00, p < 0.001), IED < CD (t602 = 2.88, p < 0.005)
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Child and Adolescent Psychiatry and Mental Health

ISSN: 1753-2000