Table 2 comparison of asymmetry gait variable between the blind and the sighted groups in direct path

Walking speed (m/s)

1.04 (0.22)

0.82 (0.17)

0.65 (0.19)

0.048*

0.001**

0.071

Acceleration descriptive statistics (g)

AP minimum

-0.34 (0.17)

-0.24 (0.16)

-0.20(0.23)

0.216

0.086

0.565

AP maximum

0.47 (0.21)

0.43 (0.17)

0.25 (0.15)

0.599

0.002^**

0.008**

AP range

0.82 (0.32)

0.67 (0.25)

0.45 (0.16)

0.284

0.001**

0.005**

AP mean

0.09 (0.12)

0.10 (0.10)

0.05 (0.16)

0.985

0.470

0.446

AP standard deviation

0.19 (0.08)

0.15 (0.05)

0.10 (0.05)

0.250

0.001**

0.001**

V minimum

0.01 (1.08)

0.31 (0.97)

0.61 (0.58)

0.533

0.047*

0.278

V maximum

0.79 (1.02)

0.92 (0.85)

1.17 (0.60)

0.746

0.177

0.340

V range

0.77 (0.19)

0.61 (0.17)

0.56 (0.20)

0.077

0.011*

0.514

V mean

0.36 (0.94)

0.58 (0.83)

0.82 (0.55)

0.603

0.088

0.322

V standard deviation

0.17 (0.17)

0.14 (0.04)

0.12 (0.05)

0.193

0.016*

0.307

ML minimum

-0.24 (0.15)

-0.10 (0.36)

-0.18(0.05)

0.281

0.238

0.372

ML maximum

0.28 (0.11)

0.36 (0.29)

0.23 (0.13)

0.430

0.343

0.086

ML range

0.52 (0.23)

0.47 (0.13)

0.42 (0.16)

0.511

0.132

0.390

ML mean

0.02 (0.07)

0.14 (0.30)

0.03 (0.09)

0.279

0.887

0.130

ML standard deviation

0.11 (0.04)

0.10 (0.02)

0.09 (0.02)

0.451

0.085

0.351

Harmonic Ratio (%)

HR-AP

2.22 (0.46)

2.20 (0.70)

1.82 (0.52)

0.941

0.043*

0.093

HR-VT

2.72 (0.50)

2.15 (0.56)

1.86 (0.51)

0.030*

0.001**

0.146

HR-ML

1.92 (0.41)

1.71 (0.38)

1.79 (0.44)

0.254

0.419

0.624

Improved Harmonic Ratio

iHR-AP

83.47 (7.72)

82.11(10.69)

76.61 (9.24)

0.748

0.038*

0.140

iHR-VT

87.23 (7.64)

81.29 (9.38)

76.80 (10.96)

0.138

0.004**

0.265

iHR-ML

77.96 (8.34)

73.60 (6.68)

73.80 (10.35)

0.213

0.232

0.955

Root mean square

RMS -AP

2.09 (0.85)

1.68 (0.51)

1.18 (0.35)

0.208

0.008**

0.002**

RMS-VT

1.87 (0.46)

1.63 (0.53)

1.43 (0.56)

0.278

0.028*

0.367

RMS-ML

1.34 (0.42)

1.18 (0.31)

1.09 (0.35)

0.341

0.125

0.508