. Author manuscript; available in PMC: 2010 Nov 4.

Published in final edited form as: Drug Alcohol Depend. 2010 Jan 21;109(1-3):114–119. doi: 10.1016/j.drugalcdep.2009.12.021

Table 1.

Means (SDs) of hypothesized mediator variables at baseline by treatment condition.

Hypothesized mediator variables	Treatment group
	ST	E-CBT	p-Value
Negative affect
POMS Total Mood Disturbance score	10.3 (25.3)	13.8 (28.2)	.37
SF-36 Mental Component Scale	50.5 (8.3)	51.4 (8.3)	.49
Perceived Stress Scale	18.9 (7.3)	18.8 (7.7)	.91
Abstinence-specific social support
Positive support	15.7 (6.9)	15.5 (7.3)	.85
Negative support	15.3 (6.9)	15.5 (8.2)	.79
Positive/negative support	1.3 (1.2)	1.1 (.4)	.23
Motivation to quit	8.3 (1.6)	8.1 (1.6)	.46
Abstinence self-efficacy	7.7 (1.9)	7.7 (2.0)	.87

Note: ST = Standard Treatment; E-CBT = extended cognitive behavioral treatment; POMS = Profile of Mood States; SF-36 = Medical Outcomes Scale, Short-Form; positive/negative support = the ratio of positive to negative abstinence-specific social support.