Table 3.

Series of regression models demonstrating racial disparities in CMB risk in the full sample (n = 426) after adjusting for sociodemographic covariates (Model 1), health behaviors (Model 2), total sleep time (Model 3), and sleep efficiency (Model 4)

Variables	Model 1		Model 2		Model 3		Model 4
	B	95% CI	B	95% CI	B	95% CI	B	95% CI
Race (African American = 1)	0.15**	[0.05, 0.26]	0.11*	[0.01, 0.22]	0.07	[−0.04, 0.18]	0.05	[−0.06, 0.16]
Age	0.01***	[0.01, 0.01]	0.01***	[0.01, 0.02]	0.01***	[0.01, 0.02]	0.01***	[0.01, 0.02]
Male	0.02	[−0.07, 0.11]	0.01	[−0.08, 0.10]	−0.03	[−0.12, 0.06]	−0.03	[−0.13, 0.06]
Partnered	0.09	[−0.01, 0.19]	0.09	[−0.01, 0.18]	0.11*	[0.01, 0.20]	0.10	[0.00, 0.19]
Education (referent is ≤high school degree)
Some college attendance	0.03	[−0.09, 0.15]	0.01	[−0.11, 0.13]	0.01	[−0.11, 0.13]	0.01	[−0.11, 0.13]
≥4 y college degree	0.03	[−0.09, 0.15]	0.03	[−0.08, 0.15]	0.03	[−0.08, 0.14]	0.03	[−0.08, 0.14]
Income	−0.01*	[−0.02, 0.00]	−0.01*	[−0.02, 0.00]	−0.01	[−0.02, 0.00]	−0.01**	[−0.02, 0.00]
Physical activity			−0.07*	[−0.14, 0.00]	−0.08*	[−0.15, −0.01]	−0.07*	[−0.14, 0.00]
Fast food consumption (referent is none)
Less than once a week			0.08	[−0.05, 0.21]	0.08	[−0.05, 0.21]	0.08	[−0.05, 0.21]
Once a week or more			0.19**	[0.06, 0.31]	0.19**	[0.06, 0.32]	0.18**	[0.05, 0.30]
Current cigarette smoker			0.09	[−0.05, 0.23]	0.07	[−0.06, 0.20]	0.07	[−0.07, 0.20]
Depressive symptoms			0.00	[0.00, 0.01]	0.00	[0.00, 0.01]	0.00	[0.00, 0.01]
Total sleep time, in hours					−0.07***	[−0.10, −0.03]
Sleep efficiency, %							−0.01**	[−0.01, 0.00]

Significance: *P < 0.05. **P < 0.01. ***P < 0.001.