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Patient population and demographics.
| Characteristic | Study population (N=158) | Percentage |
|---|---|---|
| Demographics | ||
| Age (years ± SD) | 49.66 ± 11.54 | |
| Sex | ||
| Men | 30 | 19.0 |
| Women | 128 | 81.0 |
| Race | ||
| Caucasian | 127 | 80.4 |
| Hispanic/Latino | 6 | 3.8 |
| Black/African American | 4 | 2.5 |
| Other | 6 | 3.8 |
| Unknown | 19 | 12.0 |
| Disease-modifying therapy | ||
| None | 13 | 8.2 |
| Injectable | 24 | 15.2 |
| Oral | 53 | 33.5 |
| Intravenous | 68 | 43.0 |
| Disease duration (years ± SD) | 12.33 ± 8.26 |
