Demographic Characteristics of Subjects
| Characteristic | |
|---|---|
| Age in years: Mean (± SD) | 29.8 (±8.2) |
| Range | 19 to 50 |
| Gender | Number (%) |
| Female | 31 (79.5) |
| Male | 8 (20.5) |
| Ethnic group | |
| White | 36 (92.3) |
| Hispanic | 1 (2.6) |
| Native American | 2 (5.1) |
| Insurance status | |
| Self-pay (no insurance) | 23 (59.0) |
| Medicaid | 9 (23.1) |
| Private (commercial) | 4 (10.3) |
| Medicare | 3 (7.7) |
| Occupation | |
| Employed (unskilled worker) | 17 (43.6) |
| Homemaker | 13 (33.3) |
| Unemployed | 6 (15.4) |
| Student | 3 (7.7) |