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|
Parameter
|
Mean difference
|
95% CI
|
p-value
|
Mean difference
|
95% CI
|
p-value
|
|---|
|
IMU
|
OMC
|
|---|
|
Spatial parameters
|
|
Step length (cm)
|
2.29
|
− 2.92; 7.50
|
0.36
|
2.60
|
− 1.9; 7.1
|
0.24
|
|
Normalized step length
|
0.05
|
− 0.03; 0.13
|
0.19
|
0.10
|
0.0; 0.1
|
0.09
|
|
Stride length (cm)
|
5.31
|
− 5.11; 15.73
|
0.29
|
5.62
|
− 3.52; 14.76
|
0.21
|
|
Normalized stride length
|
0.11
|
− 0.04; 0.26
|
0.15
|
0.11
|
− 0.01; 0.24
|
0.08
|
|
Temporal parameters
|
|
Cadence (steps/min)
|
7.71
|
− 2.11; 17.54
|
0.11
|
7.34
|
− 2.41; 17.09
|
0.13
|
|
Stance time (s)
|
− 0.06
|
− 0.11; 0.00
|
0.04*
|
− 0.06
|
− 0.11; 0.00
|
0.04*
|
|
Step time (s)
|
− 0.04
|
− 0.09; 0.01
|
0.12
|
− 0.04
|
− 0.09; 0.01
|
0.11
|
|
Single support time (s)
|
− 0.02
|
− 0.06; 0.03
|
0.41
|
− 0.02
|
− 0.06; 0.02
|
0.37
|
|
Double support time (s)
|
− 0.04
|
− 0.07; − 0.01
|
0.01*
|
− 0.04
|
− 0.06; − 0.02
|
< 0.01*
|
|
Temporophasic parameters
|
|
Stance time (%GC)
|
− 1.41
|
− 2.90; 0.09
|
0.06
|
− 1.29
|
− 2.13; − 0.45
|
0.01*
|
|
Single support time (%GC)
|
0.99
|
− 0.65; 2.62
|
0.22
|
1.06
|
0.20; 1.92
|
0.02*
|
|
Double support time (%GC)
|
− 2.39
|
− 5.34; 0.56
|
0.10
|
− 2.35
|
− 3.97; − 0.73
|
0.01*
|
|
Temporospatial parameters
|
|
Gait speed (m/s)
|
0.12
|
− 0.02; 0.26
|
0.09
|
0.13
|
0.00; 0.27
|
0.06
|
|
Normalized gait speed
|
0.05
|
0.00; 0.10
|
0.06
|
0.05
|
0.00; 0.10
|
0.03*
|
- Asterisks indicate statistically significant differences between participant groups
- %GC percentage of gait cycle, IMU inertial measurement units, OMC optical motion capture
