Journal of The Korean Society of Physical Medicine

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Table. 5.

Table. 5.

Comparison of the Muscle Activity Changes According to the Duration (n=22)

Muscle (%MVC)PrePost-4 weeksPost-8 weeksFp-Value
RA69.882±10.04179.002±27.62380.621±28.0611.381.156
EO67.612±8.353103.641±48.412a169.932±119.473ab10.452.001**
IO·TrA70.281±9.76278.380±34.94173.501±44.131.612.657
Mu76.073±11.58283.511±31.29091.182±38.8911.481.161

RA, rectus abdominis muscle; EO, external oblique muscle; IO•TrA, internal oblique muscle•transverse abdominis muscle; Mu,

multifidus muscle;

Values are presented as mean±SD, *p<.05,

p<.01

Significant difference compared with before intervention (p<.05).

Significant difference compared with after four weeks (p<.05).

J Korean Soc Phys Med 2019;14:125-35 https://doi.org/10.13066/kspm.2019.14.2.125
© 2019 J Korean Soc Phys Med