Journal of The Korean Society of Physical Medicine

Table. 4. Table 4

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

		Correct Sitting Posture	Crossed Leg Posture	t	p
SCM (%MVICb)	Right	.81±.52^a	.78±.46	.490	.627
SCM (%MVICb)	Left	.78±.63	.87±.78	-.834	.411

RA (%MVIC)	Right	.95±.96	.77±.57	1.198	.240
RA (%MVIC)	Left	.91±.95	.81±.89	1.401	.171

EO (%MVIC)	Right	1.34±.89	.99±.76	2.811	.009*
EO (%MVIC)	Left	1.43±.88	1.25±1.00	1.729	.094

IO (%MVIC)	Right	1.26±.94	.89±.90	2.367	.025*
IO (%MVIC)	Left	1.58±1.49	.99±.80	2.257	.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 Copy to Clipboard