| Variable | Result (n) | Result (%) |
| Ethnicity (n) |
|
|
| Asian | 2 | 1 |
| Black | 47 | 23.5 |
| Caucasian | 78 | 39 |
| Mulatto | 73 | 36.5 |
| Height (cm) | 167.1 (±9.48) |
|
| General nutrition |
|
|
| Good | 90 | 45 |
| Moderate | 91 | 45.5 |
| Poor | 19 | 9.5 |
| Alcohol consumption |
|
|
| None | 99 | 49.5 |
| Moderate (<2 drinks/week) | 90 | 45 |
| Heavy (>2 drinks/week) | 11 | 5.5 |
| Smoking |
|
|
| Non-smoker | 67 | 33.5 |
| <10 cigarettes/day | 60 | 30 |
| >10 cigarettes/day | 73 | 36.5 |
| Manual labor |
|
|
| Light | 92 | 46 |
| Moderate | 77 | 38.5 |
| Heavy | 31 | 15.5 |
| Sports/Exercise |
|
|
| None | 115 | 57.5 |
| Irregular | 77 | 38.5 |
| Regular (at least 1×/week) | 8 | 4 |