Table 2.
Perception of e-cigarettes among university students, Shanghai, China 2018 (N=869)
| Items | Frequency n | Percentage % |
|---|---|---|
| What kind of products are e-cigarettes? | ||
| Smoking cessation products | 495 | 57.0 |
| Environmentally friendly alternatives to traditional cigarettes | 631 | 72.6 |
| Electronic products | 141 | 16.2 |
| Can e-cigarettes help quit smoking? | ||
| Completely effective | 18 | 2.1 |
| Helping relieve abstinence symptoms | 193 | 22.2 |
| Helping reduce smoking | 493 | 56.7 |
| Completely invalid | 165 | 19.0 |
| Can e-cigarettes replace traditional cigarettes? | ||
| Completely | 13 | 1.5 |
| Partly | 603 | 69.4 |
| No | 83 | 9.6 |
| Not sure | 170 | 19.6 |
| Do you think teenagers are more interested in e-cigarettes? | ||
| Yes | 310 | 35.7 |
| No | 329 | 37.9 |
| Not sure | 230 | 26.5 |
| Health hazards of e-cigarettes compared with traditional cigarettes | ||
| Completely healthy | 74 | 8.5 |
| Less harmful | 604 | 69.5 |
| Equally | 70 | 8.1 |
| Not sure | 121 | 13.9 |
| Addiction of e-cigarettes compared with traditional cigarettes | ||
| Stronger | 13 | 1.5 |
| Equally | 133 | 15.3 |
| Weaker | 443 | 51.0 |
| No addiction | 105 | 12.1 |
| Not sure | 175 | 20.1 |
| Do you think e-cigarettes could avoid harm of secondhand smoke? | ||
| Yes | 302 | 34.8 |
| No | 314 | 36.1 |
| Not sure | 253 | 29.1 |
| Do you think e-cigarettes have carcinogens? | ||
| Yes | 188 | 21.6 |
| No | 301 | 34.6 |
| Not sure | 380 | 43.7 |