Table 2.
Themes | Flavors | Dual use | Device features | Youth use | Health risks | Switching | Price | Confusion | Longevity | Nicotine concentration |
Nicotine concentration | 10 (0.63) | 1 (0.06) | 17 (1.08) | 16 (1.01) | 4 (0.25) | 2 (0.13) | 4 (0.25) | 0 (0.00) | 1 (0.06) | 42 (2.66) |
Longevity | 11 (0.70) | 10 (0.63) | 7 (0.44) | 3 (0.19) | 2 (0.13) | 4 (0.25) | 14 (0.89) | 0 (0.00) | 47 (2.98) |
|
Confusion | 10 (0.63) | 0 (0.00) | 3 (0.19) | 2 (0.13) | 2 (0.13) | 0 (0.00) | 0 (0.00) | 49 (3.11) |
|
|
Price | 21 (1.33) | 4 (0.25) | 23 (1.46) | 5 (0.32) | 2 (0.13) | 4 (0.25) | 77 (4.88) |
|
|
|
Switching | 28 (1.78) | 4 (0.25) | 5 (0.32) | 14 (0.89) | 2 (0.13) | 105 (6.66) |
|
|
|
|
Health risks | 13 (0.82) | 6 (0.38) | 9 (0.57) | 17 (1.08) | 130 (8.24) |
|
|
|
|
|
Youth use | 61 (3.87) | 24 (1.52) | 70 (4.44) | 219 (13.89) |
|
|
|
|
|
|
Device features | 67 (4.25) | 17 (1.08) | 230 (14.58) |
|
|
|
|
|
|
|
Dual use | 31 (1.97) | 254 (16.11) |
|
|
|
|
|
|
|
|
Flavors | 311 (19.72) |
|
|
|
|
|
|
|
|
|
aThe diagonal line indicates the prevalence of the 10 topics identified. The off-diagonal lines indicate topic overlap. All values are presented as numbers and percentages in parentheses.