Table 1.
Group comparisons on demographic characteristics, diagnostic information, and self-reported drinking habits
| Group
|
t | d | ||||
|---|---|---|---|---|---|---|
| Control (n = 19) | ADHD (n = 19) | |||||
|
| ||||||
| Mean | SD | Mean | SD | |||
|
|
|
|
|
|||
| Demographic | ||||||
| Age | 23.4 | 2.1 | 22.5 | 1.7 | 1.5 | 0.5 |
| Gender (% male) | 78.9 | 78.9 | ||||
| Education | 16.7 | 0.9 | 16.7 | 1.5 | 0.1 | 0.03 |
| IQ: Verbal | 106.5 | 12.6 | 107.0 | 14.0 | 0.1 | 0.03 |
| IQ: Nonverbal | 107.1 | 13.0 | 102.9 | 15.2 | 0.9 | 0.30 |
| IQ: Composite | 107.3 | 11.3 | 106.0 | 15.5 | 0.3 | 0.09 |
| Diagnostic | ||||||
| CAARS | ||||||
| DSM-IA | 45.4 | 8.8 | 78.4 | 7.9 | 12.1* | 4.03 |
| DSM-HI | 41.6 | 7.3 | 71.4 | 12.2 | 9.1* | 3.03 |
| DSM-Tot | 42.6 | 8.6 | 80.3 | 7.7 | 14.2* | 4.73 |
| BAARS | ||||||
| IA | 0.3 | 0.8 | 4.8 | 2.3 | 8.0* | 2.67 |
| HI | 0.5 | 0.7 | 5.1 | 2.6 | 7.4* | 2.47 |
| Drinking Habits | ||||||
| TLFB | ||||||
| Drinking Days | 30.7 | 12.8 | 28.3 | 15.0 | 0.5 | 0.17 |
| Total Drinks | 143.2 | 92.5 | 192.3 | 189.7 | 1.0 | 0.33 |
| Total Drinks (log) | 4.7 | 0.7 | 4.9 | 0.9 | 0.5 | 0.17 |
| Drunk Days | 9.4 | 7.6 | 13.9 | 13.4 | 1.3 | 0.43 |
| Binge Days | 13.7 | 11.6 | 17.9 | 15.7 | 0.9 | 0.30 |
| PDHQ | ||||||
| Frequency | 2.5 | 1.1 | 2.3 | 1.3 | 0.4 | 0.13 |
| Quantity | 4.5 | 2.4 | 5.5 | 2.2 | 1.3 | 0.43 |
| Dose | 1.0 | 0.6 | 1.3 | 0.5 | 1.8 | 0.60 |
Note. Age is reported in years. CAARS scores are T-scores; DSM-IA is DSM-IV Inattentive Symptoms, DSM-HI is DSM-IV Hyperactive-Impulsive Symptoms; and DSM-Tot is DSM-IV ADHD Symptoms Total. BAARS scores are symptom counts. TLFB refers to the Timeline follow-back. PDHQ refers to the Personal Drinking Habits Questionnaire.
*
p < .05