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Age at disease onset and number of years living with ME/CFS.
| Category | Sub-category | Number (%) |
|---|---|---|
| Age at onset (years) | 6–12 | 6 (3.6) |
| 13–18 | 19 (11.3) | |
| 19–24 | 25 (14.9) | |
| 25–44 | 97 (57.7) | |
| 45–64 | 20 (11.9) | |
| ≥65 | 1 (0.6) | |
| Number of years living with ME/CFS | 1–3 | 23 (13.8) |
| 4–10 | 50 (29.9) | |
| 11–20 | 57 (34.1) | |
| 21–30 | 24 (14.4) | |
| >30 | 13 (7.8) |
