Table 1.
Sample characteristics.
| Baseline | Second Visit | Third Visit | ||
|---|---|---|---|---|
| N | 94 | 79 | 47 | |
| Female (%) | 59.57 | 53.16 | 44.68 | |
| Agea | 17.11 (2.66) | 18.46 (2.48) | 19.09 (2.51) | |
| Generalized Cognitive Ability (z-score)a, b | −0.01 (0.85) | 0.03 (0.87) | 0.25 (0.76) | |
| Socioeconomic Statusa | 89.63 (14.11) | 88.41 (15.32) | 91.36 (13.68) | |
| Race (%) | Caucasian | 82.98 | 82.28 | 91.49 |
| Non-Caucasian | 17.02 | 17.71 | 8.51 | |
| Substance use | Exceeds Threshold Drinkingb (n) | 24 | 20 | 8 |
| Risk Factors | Externalizing T-scorea, c | 42.91 (8.14) | 43.97 (8.71) | 41.49 (8.81) |
| Internalizing T-scorea, c | 45.02 (9.41) | 45.25 (9.55) | 41.57 (10.36) | |
| Family history of substance use disorderb (n) | 16 | 18 | 9 | |
Note.aMean (standard deviation). bDefined at baseline. cGender and age adjusted.