Journal of The Korean Society of Physical Medicine

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Table. 4.

Table. 4.

Comparison of the Respiratory Muscles’ Activity According to the Sitting Posture

Correct Sitting PostureCrossed Leg Posturetp
SCM (%MVICb)Right.81±.52a.78±.46.490.627
Left.78±.63.87±.78-.834.411

RA (%MVIC)Right.95±.96.77±.571.198.240
Left.91±.95.81±.891.401.171

EO (%MVIC)Right1.34±.89.99±.762.811.009*
Left1.43±.881.25±1.001.729.094

IO (%MVIC)Right1.26±.94.89±.902.367.025*
Left1.58±1.49.99±.802.257.015*

Mean±SD

p<.05,

bmaximal voluntary isometric contraction, SCM: sternocleidomastoid, RA: rectus abdominis, EO: external oblique, IO: internal oblique

J Korean Soc Phys Med 2019;14:13-20 https://doi.org/10.13066/kspm.2019.14.3.13
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