Table 1.
Sociodemographic and alcohol expectancies characteristics of Adolescent Brain Cognitive Development (ABCD) Study participants (N = 11,868)
| Sociodemographic characteristics | Mean (SD) |
|---|---|
| Age (years) | 12.02 (0.67) |
| Sex (%) | |
| Female | 48.8% |
| Male | 51.2% |
| Race/ethnicity (%) | |
| White non-Latino/Hispanic | 52.4% |
| Latino / Hispanic | 20.1% |
| Black non-Latino/Hispanic | 17.3% |
| Asian non-Latino/Hispanic | 5.5% |
| Native American non-Latino/Hispanic | 3.2% |
| Other non-Latino/Hispanic | 1.5% |
| Sexual Orientation Survey (%) | |
| No | 87.4% |
| Yes | 4.4% |
| Maybe | 3.8% |
| Don’t understand the question | 3.2% |
| Decline to answer | 1.3% |
| Household income (%) | |
| Less than $75,000 | 47.6% |
| $75,000 and greater | 52.4% |
| Parents’ highest education (%) | |
| High school education or less | 16.2% |
| College education or more | 83.8% |
| Parents’ marital status (%) | |
| Married/partnered | 69.8% |
| Not married/unpartnered/single | 30.2% |
| Religiosity (%) | |
| Religious | 74.6% |
| Not religious | 25.4% |
| Alcohol Expectancies | |
| Positive | 1.97 (0.79) |
| Negative | 4.11 (0.93) |
| A sip of alcohol such as beer, wine, or liquor (rum, vodka, gin, whiskey) | |
| No | 90.2% |
| Yes | 9.8% |
ABCD propensity weights were applied based on the American Community Survey from the US Census. SD = standard deviation