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. Author manuscript; available in PMC: 2012 Jan 1.

Published in final edited form as: Addict Behav. 2010 Sep 24;36(1-2):144–147. doi: 10.1016/j.addbeh.2010.08.024

Table 2.

Logistic Regression Predicting Abstinence at Week 15 (Top) and Week 27 (Bottom)

	Week 15
Predictor	OR	95% CI	p
Age	1.02	1.00 - 1.05	.06
Sex^a	1.44	.82 - 2.53	.21
Nicotine Dependence	0.55	.44 - .70	<.001
Change in Perceived Control	1.09	1.02 - 1.16	.01
Change in Self-efficacy	1.02	1.00 - 1.04	.05

	Week 27
Predictor	OR	95% CI	p
Age	1.01	.99 - 1.04	.44
Sex^a	1.78	.95 - 3.34	.07
Nicotine Dependence	0.57	.44 - .75	<.001
Change in Perceived Control	1.02	.95 - 1.10	.54
Change in Self-efficacy	1.04	1.01 - 1.06	.006

Note. OR = Odds Ratio; CI = Confidence Interval; p = Probability

^a

Male = 0 and Female = 1.