Descriptive statistics of the volunteers
| Measure | Men | Women |
| n | 480 | 315 |
| Age (years) | 30.4±7.8 | 28.4±7.0 |
| Stature (cm) | 176.1±7.2 | 163.2±6.7 |
| Body mass (kg) | 86.5±11.6 | 68.3±9.4 |
| BMI (kg/m2) | 27.9±3.2 | 25.6±2.7 |
| Asian | 22 | 12 |
| Black | 47 | 28 |
| White | 248 | 146 |
| Hispanic | 120 | 105 |
| Native American | 3 | 2 |
| No answer or other | 5 | 2 |
| Multiple (2 or more) | 35 | 20 |
BMI, body mass index.