Table 2.
Sample characteristics (N = 14,285)
| Variables | N (%) |
|---|---|
| Outcome variables | |
| Symptoms of depression | |
| No | 9472 (66.3) |
| Yes | 4813 (33.7) |
| Suicidal ideation | |
| No | 11,780 (82.5) |
| Yes | 2,505 (17.5) |
| Suicide plan | |
| No | 12,288 (86.0) |
| Yes | 1,997 (14.0) |
| Suicide attempts | |
| No | 13,346 (93.4) |
| Yes | 939 (6.6) |
| Main explanatory variable | |
| Use of electronic vaping products | |
| Never | 8,397 (58.8) |
| Former user | 2,745 (19.2) |
| Current use | 3,143 (22.0) |
| Control variables | |
| Age | |
| 14 years | 1,633 (11.4) |
| 15 years | 3,589 (25.1) |
| 16 years | 3,644 (25.5) |
| 17 years | 3,483 (24.4) |
| 18 years or older | 1,936 (13.6) |
| Gender | |
| Male | 7,095 (49.7) |
| Female | 7,190 (50.3) |
| Sexual orientation | |
| Straight | 12,242 (85.7) |
| Lesbian/gay | 327 (2.3) |
| Bisexual | 1,163 (8.1) |
| Unsure | 553 (3.9) |
| Race/ethnicity | |
| Non-Hispanic White | 8,049 (56.3) |
| Black/African American | 1,309 (9.2) |
| Hispanic | 3,358 (23.5) |
| Other | 1,569 (11.0) |
| Victim of sexual violence | |
| No | 12,982 (90.9) |
| Yes | 1,303 (9.1) |
| Victim of school bullying | |
| No | 11,631 (81.4) |
| Yes | 2,654 (18.6) |
| Victim of cyberbullying | |
| No | 12,196 (85.3) |
| Yes | 2,089 (14.6) |
| Currently smoke cigarette | |
| No | 13242 (92.7) |
| Yes | 1043 (7.3) |
| Currently drinks alcohol | |
| No | 10,238 (71.7) |
| Yes | 4,047 (28.3) |