Table 3 Joint cartilage peak von Mises stress (MPa) in each operating mode

Preoperation

3.3

3.2

2.76

4.3

1.77

2.58

1.68

1.7

1.24

3°varus

3.36

1.31

1.64

1.7

1.27

2.45

1.56

1.88

2.52

0°

2.63

1.96

1.93

0.83

1.98

3.84

1.66

1.45

1.72

3°valgus

3.26

1.32

1.55

1.75

1.38

2.46

1.61

2.08

2.71

6°valgus

1.77

1.05

1.1

0.89

1.1

2.5

1.2

1.29

1.75

9°valgus

3.27

1.58

1.94

1.75

1.32

2.85

1.56

1.93

2.48

Average ± SD

2.93 ± 0.63

1.74 ± 0.78

1.82 ± 0.55

1.87 ± 1.27

1.47 ± 0.33

2.78 ± 0.54

1.55 ± 0.17

1.72 ± 0.3

2.07 ± 0.58