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Table 2 Explanation of the parts of the formula used to convert the measured muscle tension into the actual muscle tension and their units

From: Effect of Segment-Body Vibration on Strength Parameters

F1

Measured muscle tension in Newton (N)

L

Length of lower leg in centimeters (cm)

f

Weight of lower leg in Newtona (N)

α

Knee angle in degrees (°)

β

Hip angle in degrees (°)

δ

Lever arm of force (60) = 0.035 m

  1. aAccording to Leva (1996), with reference to studies by Zatsiorsky V and Seluyanov V [62], the percentage of the lower leg relative to the total body mass is 4.33 % in females and 4.81 % in males. The appraisal of the weight of the lower leg was based on these data