Table 2.
Sample demographics, substance use and hormone levels
| Male (n = 64) mean (SD) |
Female (n = 68) mean (SD) |
Missing data notes | |
|---|---|---|---|
| Baseline | |||
| Age | 14.13 (1.35) | 14.55 (1.41) | |
| IQ | 110.61 (12.93) | 111.26 (9.16) | |
| SES | 30.57 (13.32) | 29.44 (13.74) | Male (n = 1) |
| FHD | 0.33 (0.29) | 0.40 (0.31) | Male (n = 1) |
| Lifetime drinks | 0.14 (0.48) | 0.36 (1.22) | |
| Lifetime marijuana | 0.31 (0.91) | 0.59 (2.25) | |
| Testosterone (ng/dL) *** | 285.53 (178.98) | 34.52 (14.45) | Male (n = 4), Female (n = 4) |
| Estradiol (pg/mL) *** | 20.46 (9.76) | 32.88 (11.94) | Male (n = 7), Female (n = 6)a |
| Follow-up | |||
| Age | 17.70 (1.93) | 18.31 (2.13) | |
| Lifetime drinks | 47.91 (62.62) | 44.84 (63.20) | |
| Lifetime marijuana | 272.04 (439.57) | 101.90 (226.32) | |
| Testosterone (ng/dL) *** | 401.12 (170.78) | 36.08 (12.50) | Male (n = 8), Female (n = 9) |
| Estradiol (pg/mL) ** | 35.18 (13.03) | 52.61 (42.15) | Male (n = 8), Female (n = 9)b |
**
p < 0.01;
***
p < 0.001;
a
one additional female adolescent removed for outlying value;
b
four additional female adolescents removed for outlying values