| Exclusive e-cigarette use | Dual use | E-cigarette use among those who smoked cigarettes in the past | Test statistic | p-value |
---|---|---|---|---|---|
eFTND score [mean(SD)]× | 3 (1.6) | 5.3 (2.5) | 4.1 (2.1) | 34.9 | < 0.001 |
Number of side-effects reported [mean(SD)] ¥ | 4.1 (1.9) | 4.9 (2.5) | 3.6 (1.9) | 8.6 | 0.014 |
Main reasons for e-cigarette use π |  |  |  | 85.2 | < 0.001 |
Safer alternative | 72 (66.7) | 13 (12) | 23 (21.3) | Â | Â |
To reduce or quit smoking | 11 (12.6) | 47 (54) | 29 (33.3) | Â | Â |
Circumvent smoke laws | 12 (32.4) | 17 (45.9) | 8 (21.6) | Â | Â |
Product appeal | 47 (67.1) | 71(10) | 16 (22.9) | Â | Â |