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Official Journal of the Italian Society of Orthopaedics and Traumatology

Table 2 Gait kinetics

From: Evaluation of lower limb kinetics during gait, sprint and hop tests before and after anterior cruciate ligament reconstruction

 

Preoperative

3 months

6 months

12 months

X

SD

X

SD

X

SD

X

SD

MVF heel

 IKF

95.51

1.01

93.39

2.70

92.27

2.58

92.88

2.71

 CF

99.81

1.58

98.93

2.19

94.88

3.15

95.46

2.25

 p

0.001

0.061

0.512

0.312

 LSI

95.6%

94.4%

97.2%

97.2%

Single–leg MVF

 IKF

82.17

1.3

78.94

2.86

76.47

2.75

79.92

1.5

 CF

80.15

1.28

77.23

2.81

75.88

1.68

78.99

2.34

 p

0.001

0.050

0.0561

0.061

 LSI

102%

102%

100%

101%

IVF (%)

 IKF

96.93

1.57

95.49

3.18

93.34

2.31

94.69

2.66

 CF

100.39

1.58

95.81

2.76

90.13

4.97

93.69

3.37

 p

0.001

0.222

0.061

0.712

 LSI

96%

99.6%

103%

101%

Anterior force

 IKF

12.39

4.25

11.58

5.31

12.34

5.7

10.54

4.57

 CF

14.36

1.58

14.42

3.61

12.78

4.43

10.80

4.10

 p

0.001

0.069

0.332

0.077

 LSI

86.2%

80.3%

96.5%

97.5%

Posterior force

 IKF

16.95

0.63

17.06

1.30

17.51

0.84

16.05

0.6

 CF

17.71

0.52

17.75

0.95

17.15

0.97

16.29

1.21

 p

0.01

0.073

0.0912

0.057

 LSI

95.7%

96.1%

102%

98.5%

Contact time (%)

 IKF

55.72

0.45

54.29

0.69

56.74

1.66

56.24

0.96

 CF

55.85

0.39

57.50

0.88

56.14

1.05

55.30

0.53

 p

0.069

0.0012

0.067

0.078

 LSI

99.7%

94.4%

101%

101%

  1. MVF maximum vertical force, IVF impulse vertical force, AP anterior-posterior, IKF injured-knee foot, CF control foot, SD standard deviation