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Table 1 Demographic characteristics

From: Effects of step frequency during running on the magnitude and symmetry of ground reaction forces in individuals with a transfemoral amputation

Subject

Preferred fstep (Hz)

Trial speed (m/s)

Age (years)

Sex

Total mass (kg)

Height (m)

Amputated limb

Time since amputation (years)

Prosthetic knee

RSP model

1

2.53

2.11

36

M

59.8

1.61

Right

17.9

3S80

Runner 1E91 (cat.3)

2

2.65

2.00

31

M

59.7

1.65

Right

3.0

Cheetah Knee

Runner 1E91 (cat.2)

3

2.68

2.14

20

F

45.2

1.62

Left

3.5

3S80

Sprinter 1E90 (cat.3)

4

2.70

2.86

27

M

70.4

1.75

Right

6.2

3S80

Runner 1E91 (cat.4)

5

2.73

2.31

23

M

56.3

1.68

Left

20.0

3S80

Sprinter 1E90 (cat.3)

6

2.85

2.25

34

M

58.7

1.61

Left

21.0

3S80

Runner 1E91 (cat.5)

7

2.88

2.39

20

F

56.5

1.56

Right

5.7

3S80

Runner 1E91 (cat.3)

8

2.93

2.75

17

M

86.0

1.77

Right

3.5

3S80

Sprinter 1E90 (cat.4)

9

3.00

1.94

21

F

46.7

1.49

Right

10.0

3S80

Sprinter 1E90 (cat.2)

Mean

2.77

2.31

25.44

 

59.91

1.64

 

10.1

  

(SD)

(0.14)

(0.30)

(6.45)

 

(11.6)

(0.08)

 

(7.1)

  
  1. fstep: step frequency; RSP: running specific prosthesis; Total mass = Body mass + Prosthetic mass