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Between groups difference for pre and post-test differences of VAS-M (VAS-M, visual analogue scale for muscle relaxation; VAT, vibroacoustic therapy; PLA: placebo).
| Group | Mean difference | Standard deviation | t | P |
| VAT | 1.342 | 1.838 | 0.080 | 0.936 |
| PLA | 1.296 | 2.323 |
