Table 2 Effects of gait speed on spatio-temporal characteristics of gait in PD patients and controls on level ground

Average gait speed (m/sec)

1.12 ± 0.15

0.93 ± 0.14 (<0.001)

1.05 ± 0.14

0.89 ± 0.12 (<0.001)

Average Stride Length (m)

1.25 ± 0.16

1.16 ± 0.14 (<0.001)

1.20 ± 0.14

1.12 ± 0.13 (<0.001)

Average Stride Time (sec)

1.12 ± 0.07

1.26 ± 0.11 (<0.001)

1.15 ± 0.09

1.27 ± 0.12 (<0.001)

Average Swing Time (%)

34.45 ± 2.60

33.78 ± 2.71 (0.006)

34.21 ± 2.85

33.78 ± 2.75 (0.054)

Stride Time Variability (%)

2.24 ± 0.74

3.03 ± 1.05 (<0.001)

2.40 ± 0.61

2.92 ± 1.31 (<0.001)

Swing Time Variability (%)

3.27 ± 1.25

3.57 ± 1.30 (0.164)

3.26 ± 1.35

3.41 ± 1.95 (0.456)

Average gait speed (m/sec)

1.24 ± 0.18

1.05 ± 0.17 (<0.001)

1.21 ± 0.19

1.01 ± 0.19 (<0.001)

Average Stride Length (m)

1.33 ± 0.11

1.24 ± 0.10 (<0.001)

1.33 ± 0.11

1.23 ± 0.12 (<0.001)

Average Stride Time (sec)

1.08 ± 0.09

1.20 ± 0.13 (<0.001)

1.10 ± 0.10

1.25 ± 0.16 (<0.001)

Average Swing Time (%)

35.27 ± 1.97

34.79 ± 1.66 (0.093)

35.37 ± 2.18

34.91 ± 1.65 (0.113)

Stride Time Variability (%)

1.94 ± 0.36

2.38 ± 0.76 (0.003)

1.87 ± 0.36

2.65 ± 0.77 (<0.001)

Swing Time Variability (%)

2.80 ± 1.99

2.93 ± 1.36 (0.565)

2.63 ± 1.70

2.61 ± 1.47 (0.952)