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. Author manuscript; available in PMC: 2020 May 1.
Published in final edited form as: Tob Regul Sci. 2019 May;5(3):242–252. doi: 10.18001/TRS.5.3.3

Table 1.

Sample Characteristics Such as Demographic and Alternative Tobacco Use, Awareness, and Perceived Harm Variables (N = 13,650)

Unweighted N %a (95% Confidence Interval of Weighted Percentage)
Awareness/Perceived Harmfulnessb
  E-Cigarettes
    Never seen/heard of it 1473 10.6 (9.9–11.4)
    “Don’t know” 312 2.3 (2.0–2.6)
    No harm 984 7.0 (6.5–7.5)
    Any harm 10,872 80.1 (79.3–80.8)
  Cigars
    Never seen/heard of it 5995 43.7 (42.8–44.6)
    “Don’t know” 110 0.8 (0.6–1.0)
    No harm 62 0.5 (0.3–0.6)
    Any harm 7479 55.0 (54.1–55.9)
  Hookah
    Never seen/heard of it 5289 38.5 (37.1–40.0)
    “Don’t know” 201 1.5 (1.3–1.8)
    No harm 402 3.0 (2.6–3.4)
    Any harm 7752 56.9 (55.6–58.3)
  Smokeless Tobacco
    Never seen/heard of it 352 24.2 (23.3–25.2)
    “Don’t know” 153 1.2 (1.0–1.3)
    No harm 115 0.8 (0.6–1.0)
    Any harm 9848 73.8 (72.8–74.8)
Demographic Variables
  Sex
    Boys 6993 51.3 (51.3–51.3)
    Girls 6657 48.7 (48.7–48.7)
  Race
    Non-Hispanic White 6614 54.5 (54.5–54.6)
    Non-Hispanic Black 1859 13.9 (13.9–13.9)
    Hispanic 3920 22.3 (22.3–22.3)
    Other 1257 9.3 (9.3–9.3)
  Age
    12–14 years old 6997 50.4 (50.4–50.4)
    15–17 years old 6653 49.6 (49.6–49.6)
  Parent Education
    Up to high school 2834 18.0 (16.8–19.3)
    High school degree 6925 50.3 (48.5–52.1)
    College degree 2467 20.3 (18.9–21.6)
    Beyond college degree 1325 11.4 (10.2–12.6)
Any Tobacco Useb
    Never 10,643 78.8 (77.8–79.8)
    Ever 2872 21.2 (20.2–22.2)

Note.

a

: All percentages are weighted using the balanced repeated replication (BRR) method. Percentages may not sum to 100 due to rounding.

b

: Participants were first asked whether or not they had seen or heard of each tobacco product. Only those who have heard of the product were asked about harm perceptions and use.