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Table 1 The percentage of the variance explained by each PC of kinematic synergies is shown, values are expressed as the mean ± SD

From: Age-related differences in gait symmetry obtained from kinematic synergies and muscle synergies of lower limbs during childhood

 

Group1 (2.0–5.9 years)

Group 2 (6.0–9.9 years)

Group 3 (10.0–13.9 years)

 

Left

Right

Left

Right

Left

Right

PC1

45.90 ± 6.64

48.66 ± 6.59

49.06 ± 6.26

48.97 ± 7.81

45.79 ± 8.47

45.64 ± 8.34

PC2

26.00 ± 2.87

24.48 ± 4.19

24.33 ± 3.37

23.05 ± 4.02

25.12 ± 4.07

24.66 ± 3.40

PC3

14.88 ± 2.36

13.94 ± 1.86

13.87 ± 2.12

14.13 ± 2.51

15.94 ± 3.31

14.96 ± 3.01

PC4

7.59 ± 2.33

6.97 ± 1.72

7.14 ± 1.70

8.06 ± 1.29

7.40 ± 1.87

7.81 ± 2.79

PC5

3.18 ± 1.01

3.56 ± 1.08

3.27 ± 0.81

3.34 ± 0.79

3.41 ± 0.89

3.88 ± 1.20

PC6

1.40 ± 0.45

1.45 ± 0.44

1.35 ± 0.54

1.40 ± 0.57

1.40 ± 0.58

1.75 ± 0.88

PC7

0.65 ± 0.20

0.58 ± 0.23

0.62 ± 0.24

0.67 ± 0.29

0.63 ± 0.34

0.84 ± 0.47

PC8

0.28 ± 0.10

0.24 ± 0.13

0.24 ± 0.11

0.26 ± 0.09

0.21 ± 0.11

0.33 ± 0.27

PC9

0.08 ± 0.04

0.08 ± 0.03

0.06 ± 0.01

0.07 ± 0.04

0.06 ± 0.04

0.08 ± 0.07