Table 1 Participants鈥� characteristics
| 听 | Tobacco Use Group | |||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Traditional cigarettes | Former smokers | HTP | E-cigarettes | Never smokers | All | |||||||||
Mean | Std Dev | Mean | Std Dev | Mean | Std Dev | Mean | Std Dev | Mean | Std Dev | Mean | Std Dev | |||
Age | 38.88a | 15.22 | 40.15a | 14.56 | 32.52b | 11.29 | 40.38a | 13.66 | 24.67c | 5.60 | 35.32 | 13.91 | ||
Years of smoking cigarettes Gender | 19.99a | 15.01 | 15.77b | 12.95 | 12.67b | 11.85 | 20.67a | 14.23 | -- | -- | 17.28 | 13.92 | ||
Male | 48% | 57% | 41% | 59% | 31% | 47% | ||||||||
Female | 52% | 43% | 59% | 41% | 69% | 53% | ||||||||
Educational level | 听 | 听 | 听 | 听 | 听 | 听 | ||||||||
Elementary | 8% | 5% | 3% | 7% | 1% | 5% | ||||||||
High school | 16% | 19% | 10% | 21% | 1% | 13% | ||||||||
Secondary school | 41% | 51% | 42% | 51% | 32% | 43% | ||||||||
University | 35% | 26% | 45% | 21% | 67% | 39% | ||||||||
Health status | 听 | 听 | 听 | 听 | 听 | 听 | ||||||||
Not Good | 23% | 24% | 20% | 27% | 13% | 20% | ||||||||
Any respiratory condition | 听 | 听 | 听 | 听 | 听 | 听 | ||||||||
Yes | 12% | 5% | 5% | 3% | 9% | 7% | ||||||||