Table 1.
Means and standard deviations of key study variables
| Variables | N | M | SD |
|---|---|---|---|
| Youth Time 1 (pre-task) Cortisol | 117 | 0.18 | 0.32 |
| Youth Time 2 (post-task) Cortisol | 118 | 0.14 | 0.11 |
| Parent Time 1 (pre-task) Cortisol | 113 | 0.24 | 0.41 |
| Parent Time 2 (post-task) Cortisol | 115 | 0.18 | 0.38 |
| Youth Cortisol Change | 117 | −0.05 | 0.16 |
| Parent Cortisol Change | 113 | −0.06 | 0.14 |
| Income-to-needs ratio | 116 | 1.61 | 2.00 |
| N | % | ||
| Youth OXTR (% A allele) | 116 | 38.8% | |
| Parent OXTR (% A allele) | 116 | 44.8% | |
| Adolescent Ethnicity | |||
| African-American | 58 | 49.2% | |
| Caucasian | 28 | 23.7% | |
| Hispanic | 4 | 3.4% | |
| Native American | 17 | 14.4% | |
| Other | 11 | 9.3% | |