Table 1.
Demographic and psychiatric details of the sample
| FH− (n=81) | FH+ (n=305) | |
|---|---|---|
| Mean (SD) | Mean (SD) | |
| Age | 11.1 (.8) | 11.0 (.8) |
| Wechsler Abbreviated Scale of Intelligence | 102.3 (12.2) | 94.8 (11.3)* |
| Four Factor Index of Socioeconomic Status | 43.5 (10.8) | 32.2 (11.4)* |
| Number (%) | Number (%) | |
|---|---|---|
| Sex | ||
| Boys | 35 (43.2) | 152 (49.8) |
| Girls | 46 (56.8) | 153 (50.2) |
| Ethnicity n(%) | ||
| White/Caucasian | 18 (22.2) | 33 (10.8) |
| Black/African-American | 4 (4.9) | 25 (8.2) |
| Hispanic/Latino | 57 (70.4) | 247 (81.0) |
| Multiethnic | 2 (2.5) | 0 (0) |
| Current Psychiatric Disorders | ||
| Internalizing Disorders | ||
| Anxiety Disorder | 0 (0) | 57 (18.7) |
| Dysthymia | 0 (0) | 1 (0.3) |
| Externalizing Disorders | ||
| ADHD | 0 (0) | 90 (29.5) |
| ODD | 0 (0) | 29 (9.5) |
| DBD NOS | 0 (0) | 18 (5.9) |
| Lifetime substance use at study entry | ||
| Alcohol | 2 (2.5) | 10 (3.3) |
| Marijuana | 0 (0) | 2 (0.7) |
| Tobacco | 1 (12) | 5 (1.6) |
| Other | 0 (0) | 0 (0) |
Note. Diagnosis totals for FH group do not equal total n for group due to children with multiple diagnoses
*
p < .001.
FH+, children with a family history of substance use; FH−, children without a family history of substance use. ADHD, attention deficit hyperactivity disorder; DBD, disruptive behavior disorder; NOS, not otherwise specified; ODD, Oppositional Defiant Disorder.