Table 2.

Associations of Current Exclusive E-Cigarette Use, Exclusive Combustible Cigarette Smoking, and Dual-Product Use with Insufficient Sleep <8 Hours among U.S. High School Students, 2017 YRBS

	Insufficient Sleep (<8 hours/night)	Unadjusted Logistic Regression	Adjusted Logistic Regression
Participant Characteristics	n (%)^a	OR (95% CI)	aOR (95% CI)^b
Current E-Cigarette and Combustible Cigarette Use
Non-tobacco users	6,195 (72.8)	Ref	Ref
Exclusive e-cigarette users	247 (78.8)	1.55 (1.12–2.14)	1.57 (1.01–2.43)
Exclusive combustible cigarette smokers	101 (72.6)	0.87 (0.55–1.39)	0.49 (0.29–0.84)
Current dual-product users	144 (86.7)	3.15 (1.87–5.32)	1.60 (0.88–2.91)
Sex
Male	2,997 (72.4)	-	Ref
Female	3,673 (74.2)	-	1.02 (0.89–1.16)
Grade Level
9th	1,581 (63.7)	-	Ref
10th	1,688 (72.9)	-	1.63 (1.38–1.93)
11th	1,710 (77.0)	-	1.90 (1.59–2.28)
12th	1,700 (82.6)	-	3.12 (2.55–3.81)
Race/Ethnicity
Non-Hispanic White	2,714 (71.5)	-	Ref
Non-Hispanic Black	1,158 (75.4)	-	1.28 (1.01–1.62)
Non-Hispanic Asian	400 (81.5)	-	1.25 (0.81–1.93)
Non-Hispanic Other	508 (80.5)	-	1.63 (1.20–2.21)
Hispanic	1,816 (73.7)	-	0.96 (0.80–1.15)
TV Watching on Average
<3 hours/day	5,055 (73.2)	-	Ref
≥3 hours/day	1,391 (74.6)	-	0.91 (0.77–1.08)
Computer Use on Average
<3 hours/day	3,404 (69.9)	-	Ref
≥3 hours/day	3,029 (78.0)	-	1.58 (1.38–1.81)
Current Physical, Mental, Emotional Problem
No	4,031 (70.6)	-	Ref
Yes	1,978 (79.7)	-	1.46 (1.24–1.71)
Current Alcohol Use
No	4,699 (70.7)	-	Ref
Yes	1,311 (82.0)	-	1.55 (1.27–1.90)
Current Marijuana Use
No	5,745 (72.3)	-	Ref
Yes	900 (81.0)	-	1.07 (0.83–1.39)

Abbreviations: Ref, reference category; e-cigarette use, electronic cigarette use; aOR, adjusted odds ratio; CI, confidence interval.

n refers to raw sample size and % refers to weighted row percent. Missing values excluded.

Logistic regression adjusting for sex, grade level, race/ethnicity, TV watching, computer use, alcohol use, marijuana use, and physical, mental or emotional problem.