| Baseline | After typing | After intervention |
---|---|---|---|
Trapezius muscle hardness [N] | |||
 H3C1 | 1.27 ± 0.13 | 1.29 ± 0.12 | 1.23 ± 0.13 |
 H3C2 | 1.28 ± 0.14 | 1.31 ± 0.16 | 1.27 ± 0.15 |
 H3C3 | 1.30 ± 0.14 | 1.31 ± 0.16 | 1.30 ± 0.13 |
 NO | 1.27 ± 0.13 | 1.34 ± 0.15 | 1.33 ± 0.14 |