| Age Group, y | COPD, % (Standard Error) | Arthritis, % (Standard Error) |
|---|---|---|
| 18–44 | 2.8 (0.2) | 8.2 (0.3) |
| 45–64 | 7.9 (0.3) | 32.7 (0.5) |
| 65–74 | 11.6 (0.5) | 48.8 (0.7) |
| ≥75 | 12.6 (0.6) | 56.0 (0.9) |
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