Research Article

Does Electrode Sensor Positioning over Motor Points Affect Different Portions of Quadriceps Muscle Architecture during Submaximal Evoked Torque?

Table 1

Fascicle length and pennation angle of the rectus femoris, vastus lateralis, vastus medialis, and vastus intermedius at rest and during neuromuscular electrical stimulation at 40% of maximum voluntary contraction.

Rest ()NMES ()Mean difference (95% CI)

Rectus femoris
-2.94 (-6.22, 0.34)
Lf0.58 (-1.79, 2.96)
Vastus lateralis
-2.87 (-6.15, 0.40)
Lf2.01 (-0.37, 4.39)
Vastus medialis
-3.50 (-6.78, 0.22)
Lf1.87 (-0.51, 4.25)
Vastus intermedius
-1.39 (-4.67, 1.88)
Lf-0.43 (-2.81, 1.94)

1Values expressed as and mean difference (95% CI). Legend: : pennation angle; Lf: fascicle length; NMES: neuromuscular electrical stimulation; CI: confidence interval.