The Journal of Korean Physical Therapy

Table. 1.

Table. 1. Table 1

Comparison of EMG activity of quadriceps muscle according to plantar flexion degree of ankle joint

	Plantar flexion 0°	Plantar flexion 20°	Plantar flexion 45°	F	p
RF (%)	29.70±15.40	46.20±27.78	58.52±24.36	40.72	<0.001*
VL (%)	46.60±27.74	62.21±33.02	71.99±33.65	44.45	<0.001*
VM (%)	31.23±17.04	42.68±22.32	50.40±26.84	35.17	<0.001*

Mean±SD, *p<0.05, 0°: plantar flexion angle 0°, 20°: plantar flexion angle 20°, 45°: plantar flexion angle 45°, RF: rectus femoris, VL: vastus lateralis, VM: vastus medialis.

J Kor Phys Ther 2023;35:53-7 https://doi.org/10.18857/jkpt.2023.35.2.53