. Author manuscript; available in PMC: 2014 Sep 1.

Published in final edited form as: Addict Behav. 2013 Apr 16;38(9):2422–2427. doi: 10.1016/j.addbeh.2013.04.002

Table 4.

Association between Motivational Factors for Quitting Cannabis Use and Risk of Relapse after Start of the Quit Attempt among 385 Adult, Non-Treatment-Seeking Cannabis Smokers

	B	SE	p	HR	95.0% CI for HR
	B	SE	p	HR	Lower	Upper
Time between start of quit attempt and interview	−0.307	0.050	<0.001	0.736	0.667	0.812
Self-image/self-control	−0.012	0.069	0.858	0.988	0.862	1.132
Health concern	0.051	0.063	0.421	1.052	0.929	1.191
Interpersonal relationship concern	0.110	0.070	0.117	1.116	0.973	1.281
Legal concerns	−0.126	0.054	0.021	0.882	0.793	0.981
Social acceptability concerns	−0.157	0.079	0.046	0.855	0.733	0.997
Self-efficacy	0.055	0.052	0.291	1.056	0.954	1.169

Cox proportional hazard regression analysis used to predict cannabis relapse, with time between start of quit attempt and interview as a covariate. HR = hazard ratio; CI = 95% confidence interval. p value <0.05 was used in this model.