“…While concerns have been raised about the effectiveness of substance abuse treatment for women (Ferrence et al, 1994;Floyd et al, 1996;Hodgins et al, 1997;Schmidt and Weisner, 1995;Schober and Annis, 1996), many studies have found few or no gender differences in treatment outcome across various populations (e.g., Acharyya and Zhang, 2003;Alterman et al, 2000;Ballesteros et al, 2004;Benishek et al, 1992;Foster et al, 2000;Green et al, 2004;Greenfield et al, 1998;Hser et al, 2003;Jerrell and Ridgely, 1995;Marsh et al, 2004;McCance et al, 1999;McLellan et al, 1994;Rohsenow et al, 2000;Sterling et al, 2004;Toneatto et al, 1992;Wong et al, 2002). For example, one recent report (Acharyya and Zhang, 2003) found treatment-related improvements, but only minimal differences in outcomes between men and women in four substance abuse treatment modalities (methadone, non-methadone outpatient, short-term inpatient, and longterm residential).…”