Table 3. Parameters of logistic regression models for relation between efficacy and frequency of smoking and prior attempts to quit.

	Dependent Variable
Predictor	Frequency of Smoking (β)			Prior attempts to Quit
	B	SE	Prob	B	SE	Prob
Gender	−.045	.081	.577	−.055	.076	.471
Age Group	1.17	.081	<.001	−.570	.080	<.001
Warning (α)	.015	.046	.739	.066	.042	.118
Efficacy (Eq)	−.764	.045	<.001	−.340	.041	<.001
Efficacy2 (Eq 2)	.137	.042	.001	−.148	.035	<.001
Smoke Frequency (β)				−.767	.087	<.001

Note: B is the unstandardized coefficient, SE is the standard error, and Prob is the probability of null hypothesis.