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Table 4 Locations of contact centers in medial–lateral direction at the first/second peak of vertical GRF

From: Finite element analysis of the valgus knee joint of an obese child

 

Medial contact center (mm)

Lateral contact center (mm)

Medial contact forces (%)

Lateral contact forces (%)

A1/A2

27.70/24.32

12.95/12.95

16.22/96.05

83.78/3.95

B1/B2

19.26/18.51

12.50/14.47

28.26/53.38

71.74/46.62

C1/C2

24.50/23.50

11.50/16.00

74.54/78.93

25.46/21.07

D1/D2

21.50/19.50

12.0/12.50

76.97/81.00

23.03/19.00

  1. A1/A2, B1/B2 represent the locations of contact centers at the first/second peak of vertical GRF for valgus knee model and normal knee model in this study. C1/C2, D1/D2 represent the adult normal knee and osteoarthritis knee model results at 25 and 75% of stance phase in Marouane’s study [29]