Table 1.

DSM-5 diagnoses among study participants with a psychiatric disorder.

	Psychiatric controls (N = 27)	Intermittent explosive disorder (N = 22)	p	Group differences*
Current syndromal disorders:
Any depressive disorder	0 (0.0%)	5 (22.7%)	= 0.014	PC = IED
Any anxiety disorder	4 (14.8%)	5 (22.7%)	= 0.713	PC = IED
Post-traumatic stress disorder	1 (3.7%)	6 (27.3%)	= 0.036	PC = IED
Lifetime syndromal disorders:
Any depressive disorder	14 (51.9%)	12 (54.5%)	= 0.999	PC = IED
Any anxiety disorder	9 (33.3%)	7 (31.8%)	= 0.999	PC = IED
Post-traumatic stress disorder	4 (14.8%)	12 (54.5%)	= 0.005	PC = IED*
Any substance use disorder	11 (40.7%)	10 (45.5%)	= 0.779	PC = IED

*p < 0.05 after correction for multiple comparisons (uncorrected p < 0.006).