Temporal auditory processing in people exposed to musical instrument practice.
Flavio Van Ryn Junior, Débora Lüders, Raquel Leme Casali and 1 others
PMID 36043598WHAT IT FOUND
Young musicians scored higher on behavioral tests of temporal auditory processing than non-musicians, but showed no difference on the P300 brainwave test.
The benefit was not linked to how long or often they practiced.
Key findings
01Musicians had statistically higher performance than non-musicians on behavioral tests of temporal ordering and temporal resolution.
02There were no significant differences between musicians and non-musicians on the electrophysiological P300 test.
03The amount of time spent practicing an instrument did not correlate with test results.
STILL TO COME
How it was doneWhat they foundWhat it means for SLPs
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What it does not show
The sample size was small (34 participants total). The study design is cross-sectional, so it cannot prove that musical practice caused the better performance; musicians may have had better auditory skills before starting. The P300 test used simple tone bursts rather than complex speech stimuli, which the authors note may be less sensitive for detecting differences in musicians. The normal range for P300 latency is wide, which may have masked subtle differences between the groups.
The easy way to misread this
Do not conclude that musical practice improves neural processing speed as measured by the P300, as the study found no significant difference in this electrophysiological outcome. The benefits were observed only on behavioral tests.