Table 1.
Participant characteristics and product use patterns by use group - n(%)/M(SD)
| Characteristic | Dual users | Former smokers | Never smokers | p-value |
|---|---|---|---|---|
| Participants | 232 (39.1) | 187 (31.5) | 174 (29.3) | --- |
| Age (years) | 25.7 (2.9) | 26.5 (3.0) | 25.4 (3.3) | .002 |
| Sex | .703 | |||
| Male | 131 (58.7) | 117 (62.6) | 103 (59.2) | |
| Female | 92 (41.3) | 70 (37.4) | 71 (40.8) | |
| Ethnicity | .056 | |||
| White | 177 (79.4) | 140 (74.9) | 137 (78.7) | |
| Black | 23 (10.3) | 11 (5.9) | 16 (9.2) | |
| Asian | 10 (4.5) | 23 (12.3) | 10 (5.7) | |
| Other | 13 (5.8) | 13 (7.0) | 11 (6.3) | |
| Education | .237 | |||
| Some HS | 5 (2.2) | 1 (0.5) | 2 (1.1) | |
| 12th/GED | 28 (12.6) | 22 (11.8) | 19 (10.9) | |
| 1–3y college | 69 (30.9) | 48 (25.7) | 38 (21.8) | |
| ≥ College | 121 (54.3) | 116 (62.0) | 115 (66.1) | |
| Current non-JUUL e-cigarette use | <.001 | |||
| Daily or almost daily | 92 (39.7) | 79 (42.2) | 50 (28.7) | |
| Less than daily but at least weekly | 55 (23.7) | 25 (13.4) | 36 (20.7) | |
| Less than weekly but at least monthly | 31 (13.4) | 8 (4.3) | 16 (9.2) | |
| Less than monthly but at least yearly | 36 (15.5) | 16 (8.6) | 23 (13.2) | |
| Not at all | 18 (7.8) | 59 (31.6) | 49 (28.2) | |
| Number of JUUL lifetime sessions | .001 | |||
| 1 session | 2 (0.9) | 5 (2.7) | 7 (4.0) | |
| 2–4 sessions | 16 (6.9) | 5 (2.7) | 19 (10.9) | |
| 5–10 sessions | 26 (11.2) | 12 (6.4) | 24 (13.8) | |
| 11–20 sessions | 18 (7.8) | 9 (4.8) | 15 (8.6) | |
| 21–50 sessions | 35 (15.1) | 19 (10.2) | 17 (9.8) | |
| 51–100 sessions | 31 (13.4) | 20 (10.7) | 21 (12.1) | |
| 100+ sessions | 104 (44.8) | 117 (62.6) | 71 (40.8) | |
| Days using JUUL out of the past 30 | 17.6 (9.8) | 21.8 (10.2) | 17.2 (10.4) | <.001 |
| Age of first JUUL use (years old) | 22.2 (3.8) | 24.1 (3.6) | 20.96 (4.4) | <.001 |
| Age of first regular JUUL use (years old) | 22.5 (3.8) | 24.5 (3.7) | 21.1 (4.3) | <.001 |
Note. ANOVAs and Chi-Squared tests were used to test for significant difference between use groups. Bolded values indicate significant omnibus tests.