“…Comorbidity is associated with more problems in obtaining meals, managing finances, and maintaining stable housing (Drake, Osher, and Wallach, 1989;. Some studies have found increased levels of hostility, depression, violence, suicide, and management problems in the hospital, community, and at home (Alterman, Erdlen, McLellan, and Mann, 1980;Alterman, Erdlen, and Murphy, 198 1;McCarrick, Manderscheid, and Bertolucci, 1985;Sevy, Kay, Opler, and van Praag, 1990). Despite apparently greater psychosocial and functioning deficits, persons with comorbid substance use disorder and schizophrenia may not be more symptomatic and their response to antipsychotic treatment may be equivalent to or better than persons without comorbid substance use disorders (Buckley, Thompson, Way, and Meltzer, 1994;Dixon and others, 1991).…”