Table 3.

Psychological process variables by treatment group

	Mean (SE)
	Cue salience	Reinforcement	Self-efficacy
Standard Behavior Therapy
Baseline	n/a	n/a	104.6 (2.7)
6 months	3.6 (0.1)	6.8 (0.2)	115.8 (3.1)
12 months	3.6 (0.1)	6.5 (0.2)	113.3 (3.1)
18 months	3.4 (0.1)	5.8 (0.2)**	104.1 (3.4)
Maintenance-Tailored Therapy
Baseline	n/a	n/a	108.3 (2.7)
6 months	3.6 (0.1)	6.9 (0.2)	119.5 (3.0)
12 months	3.5 (0.1)	6.5 (0.2)	115.2 (3.0)
18 months	3.4 (0.1)	6.6 (0.2)	111.9 (3.4)

Note: Table entries are means (SE). Analyses are repeated measures regression controlling for gender and age, and using multiple imputation for missing values.

^†p < .10

^*p < .05

^**p < .01

Study conducted between January 2005 and September 2007. University of Minnesota, Division of Epidemiology and Community Health