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. Author manuscript; available in PMC: 2015 Aug 1.
Published in final edited form as: Addiction. 2014 May 23;109(8):1371–1380. doi: 10.1111/add.12567

Figure 2.

Figure 2

Percent who believe regular substance use is NOT of great risk for harm, by type of tobacco user among youth age 12–17 years, NSDUH 2007–2011. Percentages +/− standard errors are shown.

95% confidence intervals are as follows. Smoke ≥1 pack/day: non-users 30.5–31.5%, cigars, smokeless tobacco or pipe only 38.4–43.1%, cigarettes only 46.1–49.1%, cigarettes plus other products 51.2–55.9%. 4–5 drinks/day: non-users 31.8–32.8%, cigars, smokeless tobacco or pipe only 52.0–57.5%, cigarettes only 51.2–54.7%, cigarettes plus other products 60.2–64.3%. Marijuana 1–2 times/week: non-users 45.7–46.7%%, cigars, smokeless tobacco or pipe only 71.8–76.6%, cigarettes only 80.5–83.2%, cigarettes plus other products 83.0–87.0%. Cocaine, heroin, or LSD 1–2 times/week: non-users 21.8–22.7%, cigars, smokeless tobacco or pipe only 14.5–20.1%, cigarettes only 18.2–21.8%, cigarettes plus other products 19.5–24.0%.