Table 2.

Demographic, behavioral, and other relevant variables.

	Controls (N = 55)	Intermittent explosive disorder (N = 22)	Group differences
Demographic variables:
Age (Years ± SD)	34.8 ± 9.2	38.4 ± 10.4	CONT = IEDa
Sex (% Male)	45.5%	50.0%	CONT = IEDb
Race (% White / AA / Other)	42% / 33% / 25%	27% / 59% / 14%	CONT = IEDb
SES Score	40.6 ± 3.6	36.1 ± 15.1	CONT = IEDa
Behavioral variables:
Aggression
LHA Aggression	4.4 ± 3.7	18.5 ± 3.2	CONT < IEDa,c
BPAQ Aggression	27.4 ± 8.0	45.9 ± 12.5	CONT < IEDa,c
Anger / Hostility
BPAQ Anger	12.4 ± 5.8	23.7 ± 4.7	CONT < IEDa,c
BPAQ Hostility	16.4 ± 7.0	22.4 ± 5.6	CONT < IEDa,c
Impulsivity
LHIB Impulsivity	26.8 ± 16.6	51.8 ± 23.6	CONT < IEDa,c
BIS-11 Impulsivity	54.8 ± 9.6	70.6 ± 10.9	CONT < IEDa,c
Other relevant variables:
Body Mass Index (BMI)	25.6 ± 3.8	25.7 ± 4.2	CONT = IED
State Depression Score (BDI-II)	4.2 ± 7.2	11.6 ± 9.8	CONT < IEDa,c
PSQI Sleep Score	5.7 ± 2.3	7.5 ± 3.1	CONT < IEDa,c
Perceived Stress Score	21.2 ± 3.1	23.9 ± 3.9	CONT < IEDa,c
Other relevant lifestyle variables:
Current Alcohol Consumption (%)	66%	68%	CONT = IED
Heavy Alcohol Consumption (%)	13%	10%	CONT = IED
Log Mean Drinks/Week	1.04 ± 0.06	1.04 ± 0.05	CONT = IEDa
Current Smoking (%)	6%	23%	CONT < IEDb,c

^aBy t test.

^bBy X² test.

^cp  < 0.05.