Table 3.

Regression models of demographic, environmental, behavioral and belief variables associated with frequency of child exposure to background TV in low-income Mexican American children 3–5 years of age

	Model 1 (n=309)a		Model 2 (n=149)a
	ß	95% confidence interval	ß	95% confidence interval
Demographic variables
Child age (y)	0.09	−0.08–0.25	0.05	−0.19–0.29
Child male sex	0.09	−0.17–0.35	0.23	−0.14–0.59
Maternal education level	−0.01	−0.06–0.04	0.02	−0.05–0.08
Married/Cohabitating	0.06	−0.26–0.37	0.55	0.14–0.96
Number of people in home	0.02	−0.08–0.11	0.02	−0.12–0.16
Maternal age (y)	0.01	−0.01–0.03	−0.001	−0.03–0.03
Maternal employment	0.19	−0.12–0.50	0.52	0.12–0.93
Acculturation: English scale	0.03	−0.08–0.14	−0.12	−0.27–0.03
Environmental variables
TV in child’s bedroom	0.29	−0.01–0.59	0.06	−0.36–0.48
Number of TVs in home	−0.05	−0.21–0.11	0.05	−0.16–0.26
Behavioral variables
Hours TV is on in home daily	0.03	−0.01–0.07	0.04	−0.01–0.09
Typical hours of daily TV for mother	0.11	0.02–0.19	0.09	−0.01–0.19
Frequency of TV viewing with child’s meals	0.40	0.21–0.59	0.57	0.32–0.81
Beliefs
Background TV does not harm the child			0.69	0.28–1.1
R-squared	16%		35%

^aStatistically significant findings (p<0.05) are bolded above.