Table 1.
Respondent characteristics.
| Total e-cigarette users (N = 1542) | No OSUE (N = 1236) 80.20% | OSUE (N = 107) 6.94% | χ2 (P value) | |
|---|---|---|---|---|
| Age (mean/SD) | 21.1 (4.0) | 21.2 (4.1) | 20.6 (2.8) | 1.77 (.183) |
| Gender, No. % | 8.22 (.004) | |||
| Male | 686 (44.7) | 523 (42.5) | 61 (57.0) | |
| Female | 850 (55.3) | 707 (57.5) | 46 (43.0) | |
| Race, No. % | 3.38 (.184) | |||
| White | 1366 (88.6) | 1084 (87.7) | 100 (93.5) | |
| Black | 68 (4.4) | 59 (4.8) | 4 (3.7) | |
| Other | 108 (7.0) | 93 (7.5) | 3 (2.8) | |
| Level of education, No. % | 0.40 (.940) | |||
| Freshman | 406 (26.3) | 319 (25.8) | 28 (26.2) | |
| Sophomore | 358 (23.2) | 288 (23.3) | 23 (21.5) | |
| Junior | 382 (24.8) | 301 (24.4) | 25 (23.4) | |
| Senior | 396 (25.7) | 328 (26.5) | 31 (29.0) | |
| Greek affiliation, No. % | 0.34 (.557) | |||
| Yes | 201 (13.0) | 160 (13.0) | 16 (15.0) | |
| No | 1340 (87.0) | 1075 (87.0) | 91 (85.1) | |
| Neighborhood, No. % | 2.03 (.363) | |||
| Rural | 394 (25.6) | 324 (26.2) | 22 (20.6) | |
| Urban | 218 (14.1) | 175 (14.2) | 14 (13.1) | |
| Suburban | 930 (60.3) | 737 (59.6) | 71 (66.4) | |
| International student, No. % | 0.00 (.982) | |||
| Yes | 19 (1.2) | 17 (1.4) | 0 (0.0) | |
| No | 1522 (98.8) | 1218 (98.6) | 107 (100.0) | |
| Smoking status, No. % | 8.51 (.014) | |||
| Never smoked | 667 (45.3) | 546 (46.3) | 35 (33.7) | |
| Current smoker | 556 (37.7) | 432 (36.6) | 53 (51.0) | |
| Former smoker | 251 (17.0) | 201 (17.1) | 16 (15.4) | |
| Perceived harm (mean/SD) | 3.3 (1.9) | 3.4 (1.9) | 3.0 (1.8) | 3.20 (.074) |
Abbreviation: OSUE, other substance use in e-cigarettes.
Some e-cigarette users (N = 199) did not respond regarding whether they used other substances in an e-cigarette.