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Demographic characteristics of clinic and control populations
| Characteristics | Patients (n=358), n (%) | Controls (n=291) , n (%) |
|---|---|---|
| Age group | ||
| 0–10 yr | 62 (17.3) | 57 (19.6) |
| 11–18 yr | 98 (27.4) | 34 (11.7) |
| 19–39 yr | 51 (14.2) | 98 (33.7) |
| 40–59 yr | 57 (15.9) | 85 (29.2) |
| ≥ 60 yr | 90 (25.1) | 17 (5.8) |
| Men | 185 (51.7) | 125 (43.0) |
| Race | ||
| Asian | 13 (3.6) | 28 (9.6) |
| African-American | 54 (15.1) | 27 (9.3) |
| White | 268 (74.9) | 213 (73.2) |
| Other | 23 (3.4) | 23 (7.9) |
