Table 1. Demographic Characteristics of Patients With Incident or Prevalent Granuloma Annulare in the United States.
| Characteristic | Patients, No. (%) | |
|---|---|---|
| Incident (n = 11 608) | Prevalent (n = 17 862) | |
| Sex | ||
| Female | 8680 (74.8) | 13 548 (75.8) |
| Male | 2928 (25.2) | 4314 (24.2) |
| Age, y | ||
| ≤19 | 706 (6.1) | 936 (5.2) |
| 20-29 | 486 (4.2) | 670 (3.8) |
| 30-39 | 896 (7.7) | 1294 (7.2) |
| 40-49 | 1276 (11.0) | 1906 (10.7) |
| 50-59 | 2268 (19.5) | 3542 (19.8) |
| ≥60 | 5978 (51.5) | 9514 (53.3) |
| Race/ethnicity | ||
| White | 8454 (72.8) | 12 740 (71.3) |
| Black | 540 (4.7) | 776 (4.3) |
| Hispanic | 740 (6.4) | 1094 (6.1) |
| Asian | 192 (1.7) | 252 (1.4) |
| Other or unknown | 1684 (14.5) | 3000 (16.8) |
| Income, $ | ||
| <49 000 | 1830 (15.8) | 2682 (15.0) |
| 50 000-74 000 | 1554 (13.4) | 2330 (13.0) |
| 75 000-99 000 | 1520 (13.1) | 2338 (13.1) |
| ≥100 000 | 4020 (34.6) | 6068 (34.0) |
| Unknown | 2686 (23.1) | 4442 (24.9) |
| Educational level | ||
| Less than 12th grade | 22 (0.2) | 32 (0.2) |
| High school diploma | 2034 (17.5) | 2966 (16.6) |
| Less than bachelor degree | 5758 (49.6) | 8692 (48.7) |
| Bachelor degree plus | 2570 (22.1) | 3878 (21.7) |
| Unknown | 1224 (10.5) | 2296 (12.9) |