Table 1 Mean ± standard deviation of participants’ demographics for AB and TFA, and BAP- and SSP-users

Age (years)

55 ± 11

57 ± 13

59 ± 15

56 ± 13

Sex (m/f)

10/8

11/9

6/4

5/5

Length (cm)

177 ± 8

175 ± 10

175 ± 10

176 ± 10

Weight (kg)

78 ± 15

78 ± 16

77 ± 13

80 ± 20

Cause of amputation

5 tr, 4 ca, 1 con

8 tr, 1 ca, 1 inf

Years since amputation

25 ± 17

27 ± 14

Years since the OI operation

5 ± 2

Weight of prosthesis (kg)

3.5 ± 0.3

4.3 ± 1.0

Residual limb length (cm)

15.3 ± 3.8

21.9 ± 3.5

Prosthetic knees

6 × C-Leg, Rheo XC, Freedom Flie, VGK, 3R80

5 × Genium, 2 × C-Leg, 2 × VGK, 3R106 Pro