Table 1.
Subject Demographic and Background Characteristics
| Stressor Study | Naltrexone Study | |||||
|---|---|---|---|---|---|---|
| HC− | HC+ | p value | HC− | HC+ | p value | |
| N | 137 | 72 | 46 | 24 | ||
| Age (yrs) | 23.3 (3.1) | 24.0 (2.8) | .14 | 23.4 (2.6) | 24.8 (2.4) | .03 |
| Education (yrs) | 15.2 (1.9) | 16.0 (1.8) | .001 | 15.5 (1.9) | 16.6 (1.5) | .02 |
| SES | 43.6 (14.1) | 47.4 (11.8) | .05 | 47.2 (12.6) | 47.5 (11.2) | .91 |
| Race: n (% White) | 112 (82) | 65 (90) | .11 | 42 (91) | 23 (96) | .65 |
| BECK | 4.9 (5.2) | 3.9 (4.0) | .16 | 3.6 (3.9) | 3.0 (3.2) | .52 |
| BMI (kg/m2) | 23.5 (3.3) | 23.1 (3.5) | .52 | 22.8 (2.7) | 22.9 (3.2) | .96 |
| AUDIT | 3.2 (2.8) | 3.6 (2.5) | .29 | 4.1 (2.7) | 3.5 (1.8) | .31 |
| Smokers: n (%) | 20 (15) | 5 (7) | .12 | 5 (11) | 0 (0) | .16 |
Note: Data are mean (SD) unless otherwise noted. SES – Hollingshead socioeconomic status; BECK – Beck Depression Inventory; BMI – Body Mass Index; AUDIT – Alcohol Use Disorders Identification Test