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. Author manuscript; available in PMC: 2011 Feb 19.
Published in final edited form as: Am J Psychiatry. 2009 Nov 2;166(12):1347–1354. doi: 10.1176/appi.ajp.2009.09030345

Figure 2. Abstinence rates by treatment group based upon intent-to-treat and completer samples.

Figure 2

† p < .008 vs.WLC

‡ p < .008 vs. SH

WLC = Wait-list control, SH = Self-help, TA = Therapist-assisted, TL = Therapist-led

EOT = End of treatment, 6 Mo = 6-month follow-up, 12 mo = 12-month follow-up