Table 1.

Predicting Sharing about Tobacco and E-cigarettes

Independent variables	Cross-sectional		Re-contact
	OR	[95% CI]	OR	[95% CI]
	DV: Tobacco sharing
Cigarette use	1.92***	[1.61, 2.31]	1.36	[0.88, 2.10]
Cigarette intentions	1.61***	[1.32, 1.97]	1.14	[0.70, 1.87]
Exposure to tobacco information	3.25***	[2.82, 3.74]	1.82***	[1.31, 2.52]
Exposure to tobacco ads	2.09***	[1.72, 2.55]	1.25	[0.80, 1.94]
	DV: E-cigarette sharing
E-cigarette use	4.30***	[3.53, 5.24]	1.55†	[0.96, 2.52]
E-cigarette intentions	4.52***	[3.71, 5.50]	2.16***	[1.36, 3.44]
Exposure to e-cigarette information	8.06***	[6.75, 9.63]	1.88***	[1.31, 2.71]
Exposure to e-cigarette ads	2.62***	[2.20, 3.13]	1.98***	[1.35, 2.89]
	DV: Overall sharing
General media use	1.86***	[1.64, 2.11]	1.19	[0.89, 1.58]
Social media use	1.30***	[1.15, 1.48]	1.17	[0.89, 1.54]

Note. DV = dependent variable; OR = odds ratio; 95% CI = 95% confidence intervals. All analyses adjust for confounders; re-contact analyses additionally adjust for the DV at Time 1. All analyses are weighted.

^†p < .10;

^***p < .001