The Journal of Korean Physical Therapy

Table. 3.

Table. 3. Table 3

Comparison of muscle activity within the PS group and the IS group (Unit: %MVIC)

	NS	GS	WS	SS	F	p
PS
TA	47.32±17.18†,‡,§	13.36±13.14	34.11±12.32	33.2±16.78	13.9	0.01*
RF	22.03±17.03	13.38±0.78	16.90±10.71	24.33±24.21	1.05	0.37
VM	36.71±11.88	34.11±12.35	34.32±13.18	32.09±10.94	0.29	0.83
IS
TA	50.09±29.52†,‡	15.43±15.22	28.40±8.63	38.04±21.25	5.83	0.01*
RF	37.48±23.82	34.08±23.99	37.62±22.88	34.70±16.44	0.08	0.97
VM	48.66±29.02	46.46±27.14	51.07±26.84	47.52±17.72	0.07	0.98

Values are mean±SD.

NS: normal squat, GS: gym ball squat, WS: wedge squat, SS: strap squat, RF: rectus femoris, TA: tibialis anterior, VM: vastus medialis, IS: impossible squat, PS: possible squat.

^†Significant difference between NS and GS, ^‡Significant difference between NS and WS, ^§Significant difference between NS and SS.

^*p<0.05.

J Kor Phys Ther 2022;34:63-7 https://doi.org/10.18857/jkpt.2022.34.2.63