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Musical demographics.
| Age of onset (years) | Formal training (years) | Playing experience (years) | Current practice (hours) | |
|---|---|---|---|---|
| Mean | 8.43 (±3.57) | 10.09 (±4.79) | 15.99 (±4.32) | 17.28 (±11.12) |
| Range | 3–17 | 0–20 | 7–25 | 0–56 |
Standard deviations are in brackets.
