Table 1. e-Cigarette Initiation in the US Between 2019 and 2021 Among Youth Aged 12 to 17 Years Who Did Not Use e-Cigarettes in 2019.
| Characteristic | e-Cigarette initiation in 2021, No. (%) [95% CI] |
|---|---|
| Among those who did not use e-cigarettes in 2019 (n = 8315) | 531 (6.5) [5.9-7.1] |
| Among those who initiated e-cigarette use between 2019 and 2021 (n = 531) | NA |
| e-Cigarette flavor/device combination used in 2021 | |
| Any sweet flavor + cartridge devicea | 54 (11.4) [8.8-14.7] |
| All other flavor/device combinations, known | 415 (76.8) [72.2-80.8] |
| Unknown flavor/device combinations | 62 (11.9) [8.8-15.8] |
| e-Cigarette brand used in 2021 | |
| Hyde | 40 (8.0) [5.6-11.5] |
| Puff bar | 40 (6.6) [4.8-9.2] |
| Vuse | 27 (5.2) [3.4-7.7] |
| Juul | 28 (5.6) [3.9-8.0] |
| All other known/unknown | 396 (74.6) [70.3-78.4] |
| e-Cigarette containing nicotine used in 2021 | |
| Yes | 466 (86.8) [82.8-89.9] |
| No | 36 (6.5) [4.4-9.5] |
| Do not know | 29 (6.8) [4.4-10.3] |
| Frequency of use in 2021 (No. of days used e-cigarettes in past 30 d) | |
| 1-5 d | 224 (43.0) [38.1-48.0] |
| 6-19 d | 85 (16.0) [12.9-19.7] |
| 20-30 d | 169 (30.6) [26.6-35.0] |
| Not reported | 53 (10.4) [7.8-13.7] |
Abbreviation: NA, not applicable.
a
Any sweet flavor included use of any of the following flavors (with or without use of tobacco flavor or menthol/mint flavor): fruit, chocolate, candy, desserts, other sweets, alcoholic drink, nonalcoholic drink, clove, spice.