Table 3.

Risk ratios of self-reported short sleep (< 7 hours) at Exam 3 associated with changes in everyday discrimination between Exams 1 and 3 (N = 1,557), the Jackson Heart Study

	Model 1		Model 2		Model 3
	RR	95% CI	RR	95% CI	RR	95% CI
Categories of change in everyday discrimination
Low stable (ref)
Increasing	1.06	0.88–1.29	1.04	0.84–1.28	1.01	0.82–1.24
Decreasing	1.08	0.89–1.31	0.96	0.78–1.19	0.92	0.74–1.15
High stable	1.13	0.95–1.35	1.11	0.92–1.35	1.02	0.82–1.24
Exam 1 stress					1.23**	1.07–1.42
Everyday discrimination at Exam 1 (per SD)	1.10**	1.03–1.17	1.07***	1.00–1.15	1.04	0.96–1.39
Exam 1 stress					1.20**	1.04–1.39
Residualized change in everyday discrimination (per SD)	0.97	0.91–1.04	0.97	0.91–1.04	0.96	0.90–1.03
Exam 1 stress					1.24**	1.09–1.41

Model 1: adjusted for age, gender; Model 2: Model 1 + education, income, employment, physical activity, alcohol, smoking, BMI, social support; Model 3: Model 2 + stress.

**P < 0.05; ***P < 0.10.