Journal of The Korean Society of Physical Medicine

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Table. 2.

Comparison of muscular characteristics between the two groups before and after intervention

Pre Post p
Mean ± SD
GIASTM group Tone(Hz) 19.17 ± 1.16 17.28 ±1.62 .000
Stiffness(N/m) 331.07 ± 30.09 285.40 ± 20.16 .000
MSRT(msec) .96 ± .15 1.03 ± .14 .004
Relaxation time(msec) 15.81 ± 1.85 18.78 ± 1.77 .000
Self-stretching group Tone(Hz) 17.75 ± 1.32 18.03 ± 2.52 .676
Stiffness(N/m) 300.60 ± 31.77 297.40 ± 32.99 .194
MSRT(msec) 1.04 ± .11 2.07 ± 3.99 .325
Relaxation time(msec) 16.93 ± 1.62 17.35 ± 1.69 .037

Comparison was performed by paired t-test

MSRT (time required for a muscle to recover after distortion)

p < .05, GIASTM: graston instrument-assisted soft-tissue mobilization.
J Korean Soc Phys Med 2020;15:29-35 https://doi.org/10.13066/kspm.2020.15.4.29
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