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Mean performance errors by both type and condition (standard deviation in parentheses).
| Piano solo performance (N = 16) |
Sight-reading test (N = 19) |
|||
| Expressive group (n = 9) | Control group (n = 7) | Expressive group (n = 14) | Control group (n = 5) | |
| Baseline | 9.11 (8.02) | 8.85 (7.49) | 20.79 (12.4) | 10.2 (7.95) |
| Intervention | 4.22 (3.63) | 8.42 (5.68) | 11.64 (7.4) | 11.6 (7.83) |
