TABLE 1.
Study population characteristics
| Nonusers | E‐cigarette users | Smokers | p‐value | Total | |
|---|---|---|---|---|---|
| Sample size (n=) | 15 | 16 | 14 | 45 | |
| Age | 25.1 ± 4.3 | 25.1 ± 4.0 | 26.8 ± 5.8 | 0.6438 | 25.6 ± 4.7 |
| Sex (F/M) | 6/9 | 6/10 | 7/7 | 0.8056 | 19/26 |
| BMI (kg/m2) | 22.9 ± 2.7 | 23.6 ± 3.3 | 22.9 ± 2.9 | 0.7347 | 23.1 ± 2.9 |
| Highest level of education | |||||
| College | 15 | 14 | 13 | 3 | |
| No college | 0 | 2 | 1 | 0.6364 | 42 |
| Cotinine (ng/ml) a | <2 | 80 (50.0–127.5) | 85 (17.5–126.3) | 0.9990 b | |
Note: Values are given as mean ± SD.
Abbreviation: BMI, body mass index.
a
Values are given as median (Q1–Q3).
b
E‐cigarette users versus smokers.