Table 2 Magnitudes of the muscle forces and the GRF at each position
Muscles | Position 1 (16 muscles) | Position 2 (19 muscles) | Position 3 (19 muscles) | Position 4 (25 muscles) | Position 5 (19 muscles) |
|---|---|---|---|---|---|
AdductorBrevisDistal | √ |  |  | √ | √ |
AdductorBrevisMid | √ |  |  | √ | √ |
AdductorBrevisProximal | √ |  |  | √ | √ |
AdductorLongus | √ |  |  | √ | √ |
AdductorMagnusDistal | √ | √ |  |  | √ |
AdductorMagnusMid | √ | √ |  |  |  |
AdductorMagnusProximal | √ |  |  |  | √ |
BicepsFemorisCaputBreve (×2) | √ |  |  |  | √ |
BicepsFemorisCaputLongum | √ | √ |  |  |  |
GastrocnemiusMedialis (×2) |  |  | √ | √ | √ |
GastrocnemiusLateralis (×2) |  |  | √ | √ |  |
GemellusInferior |  | √ | √ | √ | √ |
GemellusSuperior |  | √ | √ | √ |  |
GluteusMaximus | √ | √ |  |  |  |
GluteusMedius |  | √ | √ | √ |  |
GluteusMinimus |  | √ | √ | √ |  |
Gracilis | √ |  |  | √ | √ |
Iliacus |  |  | √ | √ | √ |
ObturatorExternus | √ | √ | √ | √ | √ |
ObturatorInternus |  | √ | √ | √ | √ |
Pectineus | √ |  |  | √ | √ |
Piriformis |  | √ | √ | √ | √ |
Plantaris (×2) |  |  | √ | √ |  |
Popliteus |  | √ | √ | √ |  |
QuadratusFemoris | √ | √ | √ | √ | √ |
RectusFemoris |  | √ | √ | √ | √ |
Sartorius |  |  | √ | √ | √ |
Semimembranosus | √ | √ |  |  |  |
Semitendinosus | √ | √ |  |  |  |
TensorFasciaeLatae |  |  | √ | √ | √ |
VastusIntermedius (×2) |  | √ | √ | √ |  |
VastusLateralis (×2) |  | √ | √ | √ |  |
VastusMedialis (×2) |  | √ | √ | √ |  |
Components of the GRF [N] | 253 | 592 | 483 | 644 | 15 |