Table 1.

Current tobacco use among U.S. high school students, overall, National Youth Tobacco Survey, 2000–2012

Characteristics	Survey year
	2000 % (95% CI)	2002 % (95% CI)	2004 % (95% CI)	2006 % (95% CI)	2009 % (95% CI)	2011 % (95% CI)	2012 % (95% CI)	Trends
Overall
Sample size	18,219 out of 19,350	12,430 out of 13,460	12,318 out of 13,738	12,880 out of 14,489	11,446 out of 12,346	9,198 out of 9,720	12,129 out of 12,899
Any current tobacco use	33.6 (31.6–35.6)	27.2 (25.5–29.0)	26.5 (24.2–29.0)	24.3 (22.4–26.3)	21.7 (18.8–24.9)	22.2 (20.0–24.5)	20.4 (18.6–22.2)	a
Current use of only 1 tobacco product	18.8 (17.6–20.1)	16.6 (15.4–17.9)	15.5 (14.0–17.0)	13.5 (12.5–14.7)	12.4 (11.2–13.6)	12.3 (11.2–13.4)	10.5 (9.5–11.6)	a
Current use of only cigarettes	14.0 (12.9–15.1)	12.3 (11.2–13.6)	11.3 (10.0–12.7)	9.3 (8.4–10.4)	8.1 (7.2–9.1)	6.3 (5.4–7.2)	4.7 (4.1–5.4)	b
Current use of only smokeless tobacco	1.4 (1.1–1.7)	1.4 (1.0–1.9)	1.3 (1.0–1.8)	1.5 (1.1–2.0)	1.6 (1.1–2.4)	2.2 (1.6–2.9)	1.6 (1.2–2.2)
Current use of only cigars	3.0 (2.6–3.4)	2.5 (2.1–2.9)	2.7 (2.3–3.1)	2.4 (2.0–2.9)	2.2 (1.8–2.8)	3.2 (2.7–3.9)	3.7 (3.1–4.3)
Current use of only 1 other tobaccoc product	.4 (.3–.6)	.4 (.3–.6)	.2 (.1–.3)	.3 (.2–.5)	.4 (.3–.7)	.6 (.4–.9)	.5 (.4–.6)
Current poly tobacco use	14.7 (13.7–15.8)	10.6 (9.7–11.6)	11.1 (9.8–12.5)	10.8 (9.8–11.8)	9.3 (7.4–11.7)	9.9 (8.5–11.6)	9.9 (8.8–11.1)	a
Current use of only 2 tobacco products	9.0 (8.4–9.7)	6.5 (5.9–7.1)	6.8 (5.9–7.8)	6.3 (5.7–7.0)	5.4 (4.3–6.9)	6.0 (5.1–7.1)	6.0 (5.3–6.8)	a
Current use of cigarettes and 1 tobacco product	7.9 (7.3–8.6)	5.6 (5.0–6.2)	6.0 (5.2–6.9)	5.5 (4.9–6.2)	4.6 (3.7–5.8)	5.1 (4.2–6.1)	4.7 (4.0–5.4)	a
Current use of only cigarettes and smokeless tobacco	1.2 (1.0–1.5)	1.2 (.8–1.6)	.9 (.6–1.3)	1.0 (.7–1.4)	1.3 (.9–1.9)	1.5 (1.0–2.1)	1.0 (.8–1.3)	a
Current use of only cigarettes and cigars	4.9 (4.4–5.5)	3.4 (3.0–3.9)	4.6 (4.0–5.3)	3.5 (3.1–4.0)	2.9 (2.4–3.6)	3.2 (2.6–3.8)	3.1 (2.6–3.7)	a
Current use of only cigarettes and only 1 other tobacco product	1.8 (1.6–2.0)	1.0 (.8–1.3)	.5 (.3–.8)	1.0 (.7–1.3)	.4 (.3–.7)	.4 (.3–.6)	.6 (.4–.7)
No current use of cigarettes but only 2 tobacco products	1.1 (.9–1.3)	.9 (.7–1.2)	.8 (.6–1.1)	.8 (.6–1.0)	.8 (.5–1.3)	.9 (.7–1.2)	1.3 (1.1–1.6)
Current use of at least 3 tobacco products	5.7 (5.2–6.3)	4.1 (3.6–4.7)	4.3 (3.7–5.0)	4.4 (3.9–5.0)	3.9 (3.0–5.0)	3.9 (3.2–4.8)	3.9 (3.2–4.7)
Current use of cigarettes and at least 2 tobacco products	5.5 (5.0–6.0)	4.0 (3.5–4.6)	4.0 (3.5–4.7)	4.2 (3.7–4.8)	3.7 (2.9–4.7)	3.8 (3.2–4.7)	3.6 (3.0–4.4)
Current use of only cigarettes, cigars, and smokeless tobacco	1.3 (1.0–1.6)	1.2 (.9–1.6)	.9 (.7–1.2)	1.1 (.9–1.4)	1.1 (.7–1.7)	1.2 (.8–1.7)	1.0 (.7–1.3)
Current use of only cigarettes, smokeless tobacco, and at least 1 other tobacco product	.3 (.2–.4)	.1 (0.0–.2)d	.1 (.1–.2)d	.1 (.1–.3)	.2 (.1–.4)	.2 (.1–.3)d	.2 (.1–.3)
Current use of only cigarettes, cigars, and at least 1 other tobacco product	2.4 (2.1–2.8)	1.5 (1.3–1.8)	1.7 (1.4–2.0)	1.5 (1.2–1.9)	1.2 (.9–1.5)	1.2 (.9–1.6)	1.2 (1.0–1.5)	a
Current use of only cigarettes and at least 2 other tobacco products	.3 (.2–.4)	.1 (.1–.2)	.1 (.1–.2)	.2 (.1–.4)	.1 (0.0–.2)d	.1 (0.0–.2)d	.1 (0.0–.1)d
Current use of cigarettes, smokeless tobacco, cigars, and at least 1 other tobacco product	1.2 (1.0–1.4)	1.1 (.8–1.4)	1.2 (.9–1.6)	1.2 (1.0–1.5)	1.1 (.8–1.5)	1.2 (.9–1.6)	1.2 (.9–1.5)
No current use of cigarettes but at least 3 tobacco products	.3 (.2–.4)	.1 (.1–.2)	.2 (.2–.4)	.2 (.1–.3)	.2 (.1–.3)	.1 (.1–.2)d	.2 (.1–.4)

CI = confidence interval.

^aLinear trend.

^bLinear and quadratic trend.

^cOther tobacco is defined as use of pipe, bidis, or kreteks on at least 1 day of the past 30 days.

^dData statistically unstable (denominator <50 and/or relative standard error >30%).