Table 4. Thickness of muscles before and after elastic band exercise (unit: cm).
| Pre-ex | Post-ex | |
|---|---|---|
| Pectoralis major | 1.2 ± 0.5 | 1.2 ± 0.4 |
| Rhomboid major | 1.1 ± 0.3 | 1.1 ± 0.3 |
| Upper trapezius | 0.8 ± 0.2 | 1.0 ± 0.2* |
*p<0.05 compared to pre-ex group
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