Table 2.
Psychiatric diagnoses among participants.
| Psychiatric controls (n = 215) | Intermittent explosive disorder (n = 478) | p | Group differences* | |
|---|---|---|---|---|
| Current Disorders: | ||||
| Any Depressive Disorder | 46 (21.4%) | 114 (23.8%) | = 0.478 | PC = IED |
| Any Anxiety Disorder | 83 (38.6%) | 142 (29.7%) | = 0.023 | PC = IED |
| Any Stress and Trauma Disorder | 28 (13.0%) | 87 (18.2%) | = 0.090 | PC = IED |
| Any Obsessive-Compulsive Disorder | 8 (3.7%) | 21 (4.4%) | = 0.683 | PC = IED |
| Any Eating Disorder | 11 (5.1%) | 33 (6.9%) | = 0.372 | PC = IED |
| Any Non-IED Impulse Control Disorder | 0 (0.0%) | 12 (2.5%) | = 0.019 | PC = IED |
| Conduct Disorder | 4 (1.9%) | 27 (5.7%) | = 0.025 | PC = IED |
| Oppositional Defiant Disorder | 1 (0.5%) | 11 (2.3%) | = 0.085 | PC = IED |
| Attention Deficit Hyperactivity Disorder | 6 (2.8%) | 37 (7.8%) | = 0.012 | PC = IED |
| Lifetime Disorders: | ||||
| Any Depressive Disorder | 126 (58.6%) | 325 (68.0%) | = 0.016 | PC = IED |
| Any Anxiety Disorder | 99 (46.0%) | 182 (38.1%) | = 0.048 | PC = IED |
| Any Substance Use Disorder | 57 (26.5%) | 206 (43.1%) | < 0.001 | PC < IED* |
| Any Stress and Trauma Disorder | 40 (16.7%) | 134 (26.6%) | = 0.003 | PC = IED |
| Any Obsessive-Compulsive Disorder | 15 (7.0%) | 30 (6.3%) | = 0.729 | PC = IED |
| Any Eating Disorder | 32 (14.9%) | 66 (13.8%) | = 0.707 | PC = IED |
| Any Non-IED Impulse Control Disorder | 5 (2.3%) | 28 (5.9%) | = 0.043 | PC = IED |
| Conduct Disorder | 15 (6.9%) | 131(27.5%) | < 0.001 | PC < IED* |
| Oppositional Defiant Disorder | 10 (4.6%) | 75 (15.7%) | < 0.001 | PC < IED* |
| Attention Deficit Hyperactivity Disorder | 17 (7.9%) | 73 (15.3%) | < 0.007 | PC = IED |
*
p < 0.05 after correction for multiple comparisons (uncorrected p < 0.003).