Table 4. Multiple linear regression analysis of variables associated with barriers to weight-loss diet adherence in overweight and obese women (n=204)* .

Barriers factors to weight-loss diet adherence	β	p-value	95 % CI †		R 2	Adjusted R 2 §
			Lower bound	Upper bound
Factor 1: Situational Barriers					0.081	0.071
(constant)	0.679	0.139	-0.222	1.580
University degrees	0.329	0.048	0.004	0.655
BMI	-0.29	0.041	-0.057	-0.001
Factor 2: Stress and Depression					0.041	0.036
(Constant)	-0.103	0.220	-0.267	0.062
Employee	0.489	0.006	0.145	0.833
Factor 3: Social Pressure					0.090	0.075
(Constant)	1.455	0.001	0.571	2.338
University degrees	-0.300	0.064	-0.618	0.018
Employee	0.339	0.045	0.007	0.670
BMI	-0.050	0.000	-0.076	-0.023
Factor 5: Food craving					0.064	0.043
(Constant)	0.325	0.494	-0.610	1.259
High school graduate	0.303	0.064	-0.018	0.625
Student	0.424	0.066	-0.028	0.877
Marital status	0.402	0.059	-0.016	0.820
BMI	-0.028	0.048	-0.055	0.000
Factor 6: Cost of diet					0.040	0.029
(Constant)	0.428	0.010	0.104	0.753
High school graduate	-0.462	0.030	-0.878	-0.045
University degrees	-0.521	0.008	-0.906	-0.136

*The mean standardized of each factor scores selected as dependent variables while demographic variables and BMI selected as independent variables in Multiple linear regression model with backward method./ ‏ † Confidence Interval /§ Adjusted for age, BMI, marital status, job status and educational levels