Table 2.
Incidence of Wave 2 Past 30-day Cigarette and E-cigarette Use by Wave 1 Past 30-day Cannabis Use Status Among Youth Who Were Tobacco Naive at Wave 1 (PATH Waves 1 and 2, Ages 12–17)
| Past 30-day cannabis use at Wave 1 | Cannabis use versus no cannabis use | |||||
|---|---|---|---|---|---|---|
| No cannabis use | Cannabis use | |||||
| Past 30-day tobacco product use at Wave 2a | N b | %c | N b | %c | OR (95% CI) | aORd (95% CI) |
| Cigarette use (any use) | 213 | 2.3 | 32 | 16.9 | 8.7 (5.4, 14.0) | 5.7 (3.6, 9.1) |
| E-cigarette use (any use) | 246 | 2.8 | 29 | 16.1 | 6.8 (4.5, 10.1) | 4.5 (2.9, 6.9) |
| Dual product usee | 59 | 0.6 | 13 | 7.5 | 12.5 (6.5, 24.4) | 7.6 (4.0, 14.3) |
| Cigarette use (exclusive use) | 149 | 1.6 | 19 | 9.2 | 6.3 (3.6, 10.9) | 4.4 (2.5, 7.7) |
| E-cigarette use (exclusive use) | 187 | 2.1 | 16 | 8.5 | 4.4 (2.4, 7.9) | 3.1 (1.7, 5.7) |
Subgroup totals may not add up due to missing values (eg, dual product use + cigarette use [exclusive use] vs cigarette use [any use]).aOR = adjusted odds ratio; CI = confidence interval; OR = odds ratio; PATH = Population Assessment of Tobacco and Health Study.
a“Cigarette use (any use)” and “e-cigarette use (any use)” included all participants who reported cigarette or e-cigarette use, respectively (regardless of whether they reported use of the other product). “Cigarette use (exclusive use)” and “e-cigarette use (exclusive use)” included only participants who reported cigarette use and no e-cigarette use or participants who reported e-cigarette use and no cigarette use, respectively.
bUnweighted N.
cWeighted %.
dAdjusted for race, gender, and age.
eUse of both cigarettes and e-cigarettes in the past month.