Table 1.
Sample characteristics.
| Variable | M (SD) or n (%) |
|---|---|
| Age1 | 49.05 (12.92) |
| Age of disease onset1 | 46.42 (13.03) |
| Modified Rodnan Skin Score1 | 15.49 (11.84) |
| Forced Vital Lung Capacity1 | 83.06 (21.66) |
| Sex2 | |
| Women | 233 (83.8%) |
| Men | 45 (16.2%) |
| Ethnicity2 | |
| White | 135 (48.6%) |
| Hispanic | 82 (29.5%) |
| Black | 53 (19.1%) |
| Asian | 7 (2.5%) |
| American Indian | 1 (0.3%) |
| Marital status2 | |
| Married/Partnered | 159 (58.2%) |
| Never married | 30 (11.0%) |
| Divorced/Separated | 72 (26.4%) |
| Widowed | 12 (4.4%) |
| Education2 | |
| Less than high school | 44 (16.1%) |
| High school diploma | 143 (52.4%) |
| Associate’s degree | 26 (9.5%) |
| Bachelor’s degree | 38 (13.9%) |
| Post-graduate | 22 (8.1%) |
| Family income2 | |
| < $14,999 | 67 (24.1%) |
| $15,000 – $29,999 | 65 (23.4%) |
| $30,000–$49,999 | 56 (20.1%) |
| $50,000–$99,999 | 51 (18.3%) |
| ≥ $100,000 | 29 (10.4%) |
| Disease subtype2 | |
| Diffuse | 160 (57.6%) |
| Limited | 118 (42.4%) |
Note.
1
M (SD);
2
n(%)