Table 1. Clinical characteristics.
| Never Users (n = 7) | Pod-based E-cigarette Users (n = 10) | Combustible Cigarette Users (n = 6) | P-value | ||
|---|---|---|---|---|---|
| Age, y | 26 ± 2 | 23 ± 4 | 34 ± 8 | 0.001 | |
| Female sex, n (%) | 5 (71) | 3 (30) | 2 (40) | 0.2 | |
| Race, n (%) | 0.06 | ||||
| Asian | 3 (43) | 2 (20) | 1 (17) | ||
| Black/African American | 0 (0) | 3 (30) | 0 (0) | ||
| White | 4 (57) | 2 (20) | 5 (83) | ||
| Other | 0 (0) | 3 (30) | 0 (0) | ||
| Body mass index, kg/m2 | 21.1 ± 2.8 | 23.9 ± 4.8 | 28.5 ± 4.7 | 0.02 | |
| Dual use, n (%) | 3 (30) | ||||
| Former combustible use, n (%) | 4 (40) | ||||
| JUUL use, n (%) | 7 (70) | ||||
Data expressed as mean ± SD unless indicated.
Dual use refers to pod-based e-cigarette users who reported concurrent use of combustible cigarettes on at least some days in a month on a regular basis. Non-JUUL e-cigarette brands included RELX, ZIIP, and Caviar. Five individuals who use pod-based e-cigarettes used mint/menthol, 2 used tobacco, and 3 used fruit flavored e-liquids.