Table 2.

Multiple logistic regression to assess the relationship between smoking with sleep disorder diagnosis and symptoms among adults 20 years of age or older, NHANES 2005–2006

	Diagnosis of sleep disorder		At least two symptoms of sleep disorder
	OR	95% CI	OR	95% CI
Gender
Female	1.00		1.00
Male	1.41	1.05–1.88	0.81	0.72–0.91
Age (years)	1.01	1.00–1.02	0.99	0.99–1.00
Race/ethnicity
Non-Hispanic White	1.00		1.00
Non-Hispanic Black	0.68	0.38–0.99	0.74	0.60–0.91
Other	0.94	0.57–1.55	0.60	0.43–0.82
Education
<High school	1.00		1.00
High school	1.10	0.77–1.56	1.29	0.98–1.70
>High school	1.68	1.29–2.18	1.18	0.89–1.57
Alcohol consumption
Abstainer	1.00		1.00
Healthy/moderate drinker	0.84	0.65–1.06	0.92	0.79–1.07
Heavy/binge drinker	0.75	0.47–1.19	1.10	0.81–1.49
Body mass index	1.07	1.05–1.09	1.04	1.02–1.05
Asthma
No	1.00		1.00
Yes	2.15	1.62–2.86	1.46	1.83–1.79
Diabetes
No	1.00		1.00
Yes	2.04	1.12–3.74	1.37	0.99–1.89
Cardiovascular disease
No	1.00		1.00
Yes	1.68	1.29–2.19	1.53	1.15–2.04
Smoking status
Nonsmoker without SHS	1.00		1.00
Nonsmoker with SHS	1.43	0.79–2.57	1.03	0.83–1.27
Smoker	1.73	1.15–2.59	1.42	1.09–1.84

Note. NHANES = National Health and Nutrition Examination Survey; OR = odds ratio; SHS = secondhand smoke.

Estimates appearing in bold are statistically significant at the 0.05 alpha level.