Table 3

Media platforms for seeing/hearing, searching and sharing e-cigarette-related information

Overall (%)Among e-cig users (%)Among non-e-cig users (%)Un-adj OR (95% CI)χ2 p Value
Seen/heard platforms (n=5906)
 Regular television66.1 (64.2–68.1)59.6 (54.8–64.5)66.8 (64.7–68.9)0.73 (0.59 to 0.92)0.0065
 Radio19.2 (17.6–20.8)25.9 (21.3–30.5)18.5 (16.8–20.3)1.53 (1.18 to 2.00)0.0014
 Banner ads on any other website14.1 (12.7–15.6)14.5 (11.3–17.8)14.0 (12.5–15.6)1.04 (0.78 to 1.39)0.7852
 Email13.3 (12.1–14.6)25.5 (21.3–29.6)12.1 (10.8–13.4)2.48 (1.93 to 3.18)<0.0001
 Internet search engines11.1 (9.9–12.3)26.9 (22.4–31.3)9.5 (8.3–10.7)3.50 (2.67 to 4.58)<0.0001
 Facebook8.6 (7.6–9.7)22.2 (18.3–26.1)7.3 (6.3–8.3)3.64 (2.78 to 4.78)<0.0001
 Online news sources8.1 (7.0–9.2)10.2 (7.7–12.6)7.9 (6.8–9.1)1.31 (0.96 to 1.79)0.0886
 YouTube (and other video sharing sites)3.8 (3.0–4.5)10.8 (8.3–13.4)3.1 (2.3–3.8)3.86 (2.66 to 5.60)<0.0001
 Television viewing websites like Hulu3.0 (2.4–3.6)7.9 (5.8–10.0)2.5 (1.9–3.1)3.37 (2.28 to 4.97)<0.0001
 Some other social network (specify)2.2 (1.6–2.9)1.7 (0.2–3.3)2.3 (1.6–3.0)0.75 (0.29 to 1.94)0.5524
 Twitter1.2 (0.9–1.5)7.7 (5.5–9.9)0.5 (0.3–0.7)16.97 (9.52 to 30.27)<0.0001
 Tumblr (and other blogging sites, like blogger)0.5 (0.3–0.7)2.7 (1.4–4.0)0.3 (0.1–0.5)9.41 (4.41 to 20.07)<0.0001
Searched platforms (n=799)
 Internet search engines79.9 (75.2–84.7)75.6 (69.2–82.0)84.8 (77.9–91.8)0.55 (0.29 to 1.05)0.0694
 Facebook15.5 (12.1–18.8)22.9 (17.5–28.4)7.0 (4.0–10.0)3.95 (2.26 to 6.91)<0.0001
 Online news sources12.0 (8.9–15.1)13.4 (9.3–17.5)10.4 (5.6–15.2)1.33 (0.72 to 2.48)0.3617
 YouTube (and other video sharing sites)11.4 (7.9–14.8)15.8 (11.4–20.2)6.4 (0.7–12.0)2.76 (1.01 to 7.50)0.0429
 Twitter6.6 (4.5–8.6)9.1 (6.0–12.2)3.7 (1.2–6.2)2.62 (1.17 to 5.84)0.015
 Tumblr (and other blogging sites, like blogger)5.8 (3.2–8.4)8.5 (3.9–13.0)2.9 (1.0–4.7)3.14 (1.29 to 7.65)0.0069
 Some other social network (specify)1.8 (0.8–2.7)1.4 (0.2–2.5)2.2 (0.6–3.8)0.61 (0.20 to 1.89)0.3897
Shared platforms (n=363)
 Word of mouth53.9 (45.2–62.6)54.4 (45.1–63.7)53.6 (38.9–68.2)1.03 (0.51 to 2.08)0.9262
 Facebook33.2 (26.2–40.2)48.5 (39.1–57.9)18.3 (10.6–25.9)4.22 (2.23 to 7.98)<0.0001
 Text message24.2 (16.7–31.6)31.8 (22.9–40.7)16.9 (5.1–28.6)2.30 (0.90 to 5.86)0.0769
 Email22.4 (16.1–28.8)26.8 (18.6–35.0)18.3 (8.9–27.7)1.63 (0.77 to 3.48)0.1932
 Twitter11.8 (7.9–15.7)17.2 (11.1–23.2)6.5 (2.1–10.8)3.01 (1.30 to 6.97)0.0059
 YouTube (and other video sharing sites)10.9 (6.6–15.3)14.0 (8.5–19.6)7.9 (1.3–14.6)1.90 (0.69 to 5.27)0.2076
 Tumblr (and other blogging sites, like blogger)8.7 (3.6–13.8)11.4 (6.6–16.2)6.1 (0.0–15.1)1.99 (0.38 to 10.44)0.4132
 Some other social network (specify)3.9 (0.0–7.7)3.5 (0.0–7.3)4.2 (0.0–10.8)0.81 (0.11 to 5.93)0.8378