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EMG biofeedback and discriminative muscle control.
1Department of Behavioral Science, University of Missouri-Kansas City 64108.
Biofeedback and Self-Regulation
|June 1, 1990
Summary
Biofeedback training enhances skills, particularly for moderately difficult tasks, supporting the awareness model. Simpler tasks may benefit more from a feed-forward approach, indicating task-dependent mechanisms in biofeedback.
Area of Science:
- Neuroscience
- Psychology
- Biomedical Engineering
Background:
- Biofeedback models propose different mechanisms for skill enhancement.
- Awareness models suggest skill acquisition, while feed-forward models emphasize attention.
Purpose of the Study:
- To test predictions of awareness and feed-forward models of biofeedback.
- To investigate the impact of biofeedback training on cross-modal matching tasks.
Main Methods:
- Subjects performed integer-matching and tone-matching tasks.
- Biofeedback training was provided, followed by retesting on the tasks.
Main Results:
- Biofeedback training improved performance on difficult integer and tone-matching tasks.
- Subjects performed better on integer tasks compared to tone tasks.
Conclusions:
- Findings support the awareness model for biofeedback, especially for moderate difficulty tasks.
- A feed-forward model may be more relevant for simpler tasks.
- The clinical utility of cross-modal matching tasks is highlighted.