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. Author manuscript; available in PMC: 2011 Jul 11.
Published in final edited form as: J Groups Addict Recover. 2010;5(1):4–16. doi: 10.1080/15560350903543915

Table 1.

Slope Coefficients (24 vs. 6)

Group and Phase OUTCOMES
Change in Drinking Days Change in Drinks per Drinking Day Change in Any Substance
Beta (se) Beta (se) Beta (se)
GDC – In-Treatment -0.150 (0.158) -0.104 (0.154) -0.147 (0.260)
GDC – Followup Phase -0.357 (0.151) -0.183 (0.151) -0.390 (0.254)
WRG – In Treatment 0.013 (0.045) -0.017 (0.043) 0.048 (0.073)
WRG –Followup Phase 0.094 (0.042) 0.016 (0.043) 0.111 (0.072)

5. Note: Change is in relationship to baseline value.