Table 1.
Descriptive statistics for key study variables (N = 270).
| Frequencies and percentages for categorical variables | N (%) |
|---|---|
| Female | 218 (80.7) |
| Age | |
| 19 and under | 63 (23.3) |
| 20–23 years | 176 (65.2) |
| 25–26 | 16 (5.9) |
| 27 and over | 15 (5.5) |
| Ethnicity/Race | |
| Caucasian | 158 (60.1) |
| African American | 26 (9.9) |
| Asian | 34 (12.9) |
| Multi-race | 22 (8.4) |
| Other | 23 (8.7) |
| Work status | |
| No outside employment | 82 (30.9) |
| Part-time | 166 (62.6) |
| Full-time | 17 (6.4) |
| Class status | |
| Freshman | 46 (17.2) |
| Sophomore | 49 (19.3) |
| Junior | 92 (34.9) |
| Senior | 77 (28.6) |
| Have used a vape-pen (Vape-pen use) | 29 (10.7) |
| Have heard of vape-pens (Vape-pen knowledge) | 120 (44.4) |
| Lifetime cigarette smoking (Ever smoked)-Binary (y/n) | 101 (38.8) |
| Past week cigarette smoking | 16 (6.2) |
| Means (Standard Deviations) for continuous variablesa | Mean (SD) | Sample range |
|---|---|---|
| Cannabis use frequency | 1.6 (1.9) | 0–7 |
| Alcohol use-drinks per drinking day | 4.4 (3.12) | 1–21 |
| Cannabis expectancies | ||
| Negative | 43.4 (22.1) | 3–95 |
| Positive | 44.8 (22.3) | 1–91 |
| Social anxiety | 25.7 (15.7) | 0–71 |
| Impulsivity | ||
| Negative urgency | 9.0 (3.4) | 4–16 |
| Sensation seeking | 10.6 (3.1) | 4–16 |
| Lack of premeditation | 6.8 (2.4) | 4–16 |
| Cannabis injunctive norms | ||
| Peers | 8.1 (4.4) | 3–21 |
| Father | 4.8 (3.0) | 3–18 |
| Cannabis descriptive norms | ||
| Parent | 1.5 (1.5) | 0–4 |
| Peers | 6.9 (3.6) | 0–14 |
a
Mean marijuana use ranged from (0) ‘< 4 times in my life’ and (7) ‘once or more every day.’ Positive/negative expectancies ranged from (1) ‘Strongly Disagree’ to (5) ‘Strongly Agree.’ Social anxiety ranged from (1) ‘Not at all true of me’ to (5) ‘Extremely characteristic or true of me.’ Impulsivity ranged from (1) ‘Agree Strongly’ to (4) ‘Disagree Strongly.’ Injunctive norm ranged from (1) ‘Strong Disapproval’ to (7) ‘Strong Approval.’ Descriptive norm peer ranged from (0) ‘Never’ to (7) ‘Every Day.’ Descriptive norm parent was (0) no (1) maybe (2) yes.