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Mean CAMP scores and 95% confidence intervals for each quartile of musical training in years during high school, college, and adult years (MT2).
| Quartile | Pitch direction
|
Melody
|
Timbre
|
|||
|---|---|---|---|---|---|---|
| Mean | 95% CI | Mean | 95% CI | Mean | 95% CI | |
| 1st (most training) | 2.8 | 0.8 | 30.1 | 7.7 | 49.3 | 5.3 |
| 2nd | 3.1 | 0.8 | 28.7 | 6.5 | 42.5 | 5.5 |
| 3rd | 2.9 | 0.8 | 25.5 | 6.9 | 44.6 | 5.5 |
| 4th (least training) | 3.5 | 0.7 | 20.7 | 4.4 | 37.0 | 5.0 |
