Table 4.

Total and subscale scores of the Buss–Perry Aggression Questionnaire of criminal and noncriminal APD patients

Buss-Perry aggression questionnaire	Criminal (Mean±SD) n=49	Noncriminal (Mean±SD) n=47	Statistical analysis
			t/z	p*
Total score	125.76±29.61	91.68±39.77	4.77t	0.03*
Physical Aggression Subscale	32.80±8.94	21.62±11.12	−4.01z	<0.001*
Verbal Aggression Subscale	18.78±5.18	13.68±5.75	−4.27z	<0.001*
Anger Subscale	25.39±6.62	19.57±7.65	−3.83z	<0.001*
Hostility Subscale	29.86±6.52	22.91±10.19	3.99t	<0.001*
Indirect Aggression Subscale	19.49±5.86	13.53±6.26	−4.40z	<0.001*

^*p<0.05,

^Tt test,

^zMann–Whitney U test.

APD: antisocial personality disorder; SD: standard deviation