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Table 1 Subject-level Demographics

From: Prosthetic energy return during walking increases after 3 weeks of adaptation to a new device

Subject

Age (yrs)

Height (cm)

Mass (kg)

Years since Amputation

Original Prosthesis

Prescribed Prosthesis

1

42

184.6

125.0

3

OSR Ceterus

FI Renegade

2

66

176.5

121.6

8

CPI Soleus

OSR Variflex

3

57

186.3

98.6

1

OSR Variflex Evo

WW Fusion

4

55

163.2

64.1

10

OB Trias

FI Senator

5

58

192.7

115.2

6

OSR Variflex

WW Fusion

6

61

189.0

108.4

7

OSR Ceterus

WW Duralite

7

63

178.0

108.4

5

OSR Ceterus

FI Renegade Torsion

8

76

172.3

92.3

5

EL Echelon

WW Fusion

9

62

179.5

86.5

14

OSR Ceterus

WW Duralite

10

65

188.0

100.5

8

CPI Soleus

FI Senator

11

53

174.5

121.8

2

OSR Talux

OSR Variflex

12

33

169.1

66.2

10

OSR Variflex

AD Rush foot

13

58

169.0

98.0

2

OSR Flexfoot Assure

AD Rush foot

14

50

188.7

93.0

11

FI Sierra

FI Renegade

15

47

172.0

113.9

8

CPI Trustep

FI Pacifica

16

45

166.0

121.8

3

OSR Variflex LP

FI Pacifica

17

44

182.7

87.3

24

OSR Ceterus

AD Rush foot

18

41

173.8

93.4

20

CPI Trustep

WW Fusion

19

45

169.2

122.5

4

FI Renegade

FI Senator

20

53

178.8

133.8

2

OB Axtion

FI Renegade

21

66

177.4

80.7

0.6

OSR Sure-flex

EL Elite

22

27

173.8

87.3

11

CPI Soleus

FI Renegade

Mean (±SD)

53.0 (±11.8)

177.5 (±8.2)

101.8 (±19.1)

7.5 (±6.0)

  
  1. All participants were indicated as Medicare Functional Classification Level K3 or K4 ambulators, and had their original prosthesis longer than 30 days. Prosthetic manufacturer abbreviations: AD Ability Dynamics, CPI College Park Industries, EL Endolite, FI Freedom Innovations, OB Ottobock, OSR Össur, WW Willowwood.