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Demographic characteristics of patients with knee osteoarthritis (n = 65).
| Characteristic | Valuea |
|---|---|
| Age (y) | 62.6 ± 8.9 |
| Female sex (%) | 40 (61.5) |
| Race/ethnicity | |
| Black | 20 (30.8%) |
| Latino/Hispanic | 2 (3.1%) |
| Native American | 4 (6.2%) |
| White | 38 (58.5%) |
| Unknown | 1 (1.5%) |
| Smoking status | |
| Never | 32 (49.2%) |
| Quit | 23 (35.4%) |
| Current | 10 (15.4%) |
Values are reported as mean ± SD or percentage (%) of total sample.
