“…ASPD has been associated with poorer treatment outcomes, including worse psychosocial functioning, more legal problems, and more problematic substance use in many (Basu et al, 2004;Cacciola et al, 1996;Compton et al, 2003;Fridell et al, 2006;Grella et al, 2003;King et al, 2001;Leal et al, 1994) but not all (Brooner et al, 1998;Crits-Cristoph et al, 1999;McKay et al, 2000;Messina et al, 2002Messina et al, , 2003 studies. Among patients with DUDs, comorbid ASPD is associated with higher levels of drug and sexual HIV risk behaviors Disney et al, 2006;Fals-Stewart et al, 2003;Kelley and Petry, 2000;Ladd and Petry, 2003;Woody et al, 1997). However, ASPD has been an inconsistent predictor of response to HIV risk reduction interventions (Compton et al, , 2000bMcCusker et al, 1995;Woody et al, 2003).…”