Table 7 Linear regression analyses to assess the relationship between the independent variables and BMI, stratified by gender and race

	Black men	p Value	Black women	p Value	White men	p Value	White women	p Value
	t	p Value	t	p Value	t	p Value	t	p Value
Block 1 — % variance explained	3.6		9.7		6.1		5.2
Age	0.3	0.75	2.1	0.04*	4.3	0.001*	5.2	0.001*
Education	−2.1	0.04	−2.5	0.01*	−3.6	0.001*	−3.8	0.004*
Income	1.5	0.13	−2.4	0.02*	−2.7	0.007*	−5.4	0.001*
Number in household	1.9	0.06	3.7	0.001*	3.8	0.001*	2.3	0.02*
Number of vehicles in household	−0.05	0.96	−2.0	0.05*	3.4	0.001*	1.1	0.29
Two or more children in household	−0.2	0.81	−3.0	0.003*	−1.6	0.10	−1.3	0.18
Employment	−0.7	0.46	−2.0	0.05*	−1.5	0.15	0.3	0.77
Block 2 — % variance explained	0.8		0.0		0.4		0.0
Walkability of home	−1.9	0.06	−0.05	0.95	−2.7	0.007*	0.3	0.79
Block 3 — % variance explained	1.6		0.4		0.0		0.9
Ate at fast food restaurant	1.0	0.34	0.4	0.68	−0.1	0.92	4.0	0.001*
Shopped at grocery store	−2.5	0.01*	−1.8	0.08	−0.08	0.93	−1.8	0.08
Block 4 — % variance explained	0.6		1.9		0.8		1.0
Meeting guidelines for MVPA	−1.5	.14	−3.4	0.001	−2.5	0.01	−4.4	.001
Walked at least once over 2 days	−0.6	0.52	−0.6	0.58	−2.8	0.005	−1.1	0.27
Total variance explained	6.6		12.0		7.3		7.1