. Author manuscript; available in PMC: 2012 Mar 2.

Published in final edited form as: J Subst Abuse Treat. 2009 Jun 21;37(4):335–345. doi: 10.1016/j.jsat.2009.03.012

Table 2.

DD and non-DD (SUD) patients’ status on intake values of proximal and substance use and psychiatric distal outcomes

Dependent variable	DD, M (SD)	SUD, M (SD)	F (df)
Proximal outcomes
Benefits of quitting (0–24)	18.2 (4.9)	19.6 (4.5)	36.9 (2,496)^**
Self-efficacy (0–5)	2.6 (1.2)	3.2 (1.3)	21.9 (2,496)^**
Substance-specific coping (0–60)	29.7 (11.9)	29.7 (12.3)	0.9 (2,495)
Approach coping (0–36)	9.6 (4.1)	10.4 (3.9)	13.0 (2,486)^**
Avoidance coping (0–36)	9.2 (3.6)	8.0 (3.6)	63.4 (2,487)^**
Distal outcomes
Alcohol consumption (ounces of ethanol)	21.8 (16.0)	20.5 (14.9)	2.8 (2,496)
Substance use problems (0–60)	18.6 (12.3)	17.2 (10.8)	16.4 (2,435)^**
Psychiatric symptoms (0–88)	43.3 (18.4)	31.3 (18.3)	224.4 (2,496)^**

^**

p < .01.