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Table 3 Gait parameters evaluated in the three stages with the G-sensor . Statistical results of the comparisons established. L (Left) and R (Right) sides

From: Evaluation of biomechanical gait parameters of patients with Cerebral Palsy at three different levels of gait assistance using the CPWalker

Gait parameters in G-Walk protocol

Statistical results of intervention

Category

Parameter

Units

*

Avg. ± SD

Avg. ± SD

Avg. ± SD

p-value

p-value

p-value

    

Stage 1 (S1)

Stage 2 (S2)

Stage 3 (S3)

S1/S3

S1/S2

S2/S3

Spatio-temporal parameters

Cadence

step/min

102.5 ± 41.4

42.7 ± 11.2

89.5 ± 31.9

0.203

0.015*

0.015*

 

Speed

m/s

1.21 ± 0.47

0.32 ± 0.10

1.06 ± 0.33

0.148

0.007*

0.015*

 

Stride length

m

1.46 ± 0.24

0.94 ± 0.29

1.46 ± 0.22

0.984

0.015*

0.015*

 

% Stride length

%height

-

-

-

-

-

-

-

 

Gait cycle dur. (L/R)

s

-

-

-

-

-

-

-

 

Step length (L/R)

%stride

-

-

-

-

-

-

-

 

Stance phase (L/R)

%cycle

-

-

-

-

-

-

-

 

Swing phase (L/R)

%cycle

-

-

-

-

-

-

-

 

Single support (L/R)

%cycle

-

-

-

-

-

-

-

 

Double support (L/R)

%cycle

-

-

-

-

-

-

-

Pelvic angles

Tilt sym. index

%

-

-

-

-

-

-

-

 

Obliquity sym. index

%

-

-

-

-

-

-

-

 

Rotation sym. index

%

-

-

-

-

-

-

-

 

Right tilt range

deg (°)

3.54 ± 2.38

0.88 ± 0.74

3.37 ± 1.81

0.781

0.007*

0.023*

 

Left tilt range

deg (°)

3.78 ± 2.46

0.93 ± 0.77

3.45 ± 1.92

0.656

0.023*

0.039*

 

Right obliquity range

deg (°)

2.93 ± 2.24

0.41 ± 0.37

3.43 ± 2.32

0.156

0.015*

0.015*

 

Left obliquity range

deg (°)

3.71 ± 2.04

0.46 ± 0.51

3.24 ± 2.36

0.843

0.015*

0.015*

 

Right rotation range

deg (°)

11.1 ± 6.41

2.38 ± 1.33

10.3 ± 4.65

0.734

0.015*

0.007*

 

Left rotation range

deg (°)

9.96 ± 5.81

2.16 ± 1.44

10.2 ± 4.13

0.496

0.015*

0.007*

General gait cycle parameters

General sym. index

%

-

-

-

-

-

-

-

 

Right propulsion

m/s2

8.41 ± 2.79

4.37 ± 2.33

8.42 ± 2.30

0.941

0.023*

0.023*

 

Left propulsion

m/s2

7.47 ± 2.99

3.91 ± 1.75

8.18 ± 2.19

0.945

0.031*

0.015*

  1. *Significant difference shown when comparing the stages of the study