Table 2. Intergroup comparison between three groups A, B, and C

v-COP [cm/s]

F

I

R

S

T

unperturbed crossing

0.82 (0.50-1.42)

0.94 (0.55-4.13)

0.85 (0.38-2.60)

H = 2.15 p = .3401

-

-

-

obstacle crossing

0.76 (0.50-3.66)

1.08 (0.57-3.23)

1.00 (0.53-1.66)

H = 3.59 p = .1665

-

-

-

step-up

0.88 (0.46- 1.70)

1.10 (0.51-3.38)

1.08 (0.59-2.33)

H = 4.67 p = .0967

-

-

-

step-down

3.28 (0.93-1.87)

1.17 (0.63-5.84)

0.92 (0.48-1.65)

H = 2.75 p = .2529

-

-

-

std-COP [cm]

unperturbed crossing

0.37 (0.23-0.64)

0.42 (0.26-0.85)

0.36 (0.22-0.86)

H = 1.37 p = .5032

-

-

-

obstacle crossing

0.37 (0.23-7.63)

0.46 (0.26-0.82)

0.42 (0.22-0.76)

H = 1.78 p = .4098

-

-

-

step-up

0.40 (0.26- 0.60)

0.47 (0.25-0.87)

0.47 (0.23-0.92)

H = 2.37 p = .3057

-

-

-

step-down

0.42 (0.26-0.87)

0.47 (0.26-1.10)

0.41 (0.20-1.16)

H = 2.96 p = .2273

-

-

-

TT [s]

S

E

C

O

N

D

unperturbed crossing

2.70 (2.35-3.85)

3.32 (2.69-4.50)

3.57 (2.88-4.89)

H = 17.97 p = .0001

+

-

+

obstacle crossing

3.01 (2.51-3.91)

3.45 (2.845-4.63)

3.48 (2.94-6.54)

H = 15.78 p = .0004

+

-

+

step-up

2.93 (2.50- 4.50)

3.50 (2.64-4.71)

3.77 (3.07-5.83)

H = 13.56 p = .0011

-

-

+

step-down

3.28 (2.53-4.44)

3.30 (2.65-5.10)

3.68 (3.05-5.06)

H = 5.77 p = .0559

-

-

-

S1 [s]

unperturbed crossing

1.11 (0.95-2.7)

1.29 (1.02-1.73)

1.37 (1.05-2.18)

H = 8.37 p = .0153

-

-

+

obstacle crossing

1.30 (1.02-2.03)

1.36 (1.05-1.93)

1.47 (0.97-2.53)

H = 4.76 p = .0926

-

-

-

step-up

1.12 (0.97-2.39)

1.27 (1.02-2.14)

1.35 (1.03-2.24)

H = 12.77 p = .0017

+

-

+

step-down

1.32 (1.03-2.80)

1.37 (1.15-2.78)

1.50 (1.28-2.33)

H = 5.46 p = .0654

-

-

-

S2 [s]

unperturbed crossing

1.28 (0.82-2.51)

1.67 (1.19-2.24)

1.74 (1.30-2.74)

H = 12.87 p = .0016

-

-

+

obstacle crossing

1.40 (1.03-2.13)

1.72 (1.44-2.36)

1.83 (1.40-3.60)

H = 16.56 p = .0003

+

-

+

step-up

1.46 (1.17-2.45)

1.82 (1.19-2.88)

1.95 (0.99-3.09)

H = 11.82 p = .0027

+

-

+

step-down

1.58 (1.31-2.12)

1.63 (1.09-2.94)

1.82 (1.41-3.40)

H = 5.85 p = .0536

-

-

-

DST [s]

unperturbed crossing

0.27 (0.15-0.44)

0.32 (0.23-0.47)

0.40 (0.26-0.71)

H = 18.19 p = .0001

-

+

+

obstacle crossing

0.27 (0.17-0.40)

0.27 (0.22-0.54)

0.36 (0.28-0.61)

H = 22.14 p = .0000

-

+

+

step-up

0.34 (0.19-0.91)

0.40 (0.26-0.79)

0.50 (0.25-0.79)

H = 8.85 p = .0120

-

-

+

step-down

0.22 (0.13-0.66)

0.24 (0.18-0.41)

0.21 (0.07-0.34)

H = 4.47 p = .1068

-

-

-

v-COP [cm/s]

T

H

I

R

D

unperturbed crossing

0.61 (0.43-1.33)

0.84 (0.55-3.06)

0.76 (0.37-1.62)

H = 11.36 p = .0034

+

-

-

obstacle crossing

0.59 (0.38-1.27)

0.88 (0.50-3.47)

0.81 (0.44-1.62)

H = 10.67 p = .0048

+

-

+

step-up

0.73 (0.50-2.08)

0.89 (0.58-4.94)

0.92 (0.37-1.81)

H = 4.91 p = .0860

-

-

-

step-down

0.64 (0.39-1.50)

0.91 (0.51-3.70)

0.90 (0.49-1.85)

H = 10.28 p = .0059

+

-

+

std-COP [cm]

unperturbed crossing

0.33 (0.19-0.50)

0.46 (0.23-0.74)

0.37 (0.20-0.76)

H = 6.10 p = .0473

+

-

-

obstacle crossing

0.28 (0.18-0.56)

0.41 (0.20-0.68)

0.40 (0.24-0.76)

H = 10.27 p = .0059

+

-

+

step-up

0.32 (0.16-0.54)

0.42 (0.16-1.05)

0.42 (0.22-1.33)

H = 6.42 p = .0403

-

-

-

step-down

0.37 (0.21-0.63)

0.37 (0.23-0.92)

0.39 (0.18-1.16)

H = 0.37 p = .8298

-

-

-