Stride length (SL) |
The height-normalized linear displacement between two adjacent ankle landing points. |
2.3 m |
Gait cycle duration (GD) |
The duration between two adjacent HS events. |
14 ms |
Percentage swing phase (PSP) |
The duration between adjacent TO event and HS event divided by GD. |
no validated |
Max ankle height (MH) |
The maximum value of height-normalized ankle displacement in V-axis direction during the gait cycle. |
1.0 cm |
Range of lateral displacement (RL) |
The range of height-normalized displacement along the L-axis direction during the gait cycle. |
no validated |
Range of shank Z-axis rotation (RSZ) |
The range of the integration of IMU Z-axis angular velocity during the gait cycle. |
no validated |
Range of shank Y-axis rotation (RSY) |
The range of the integration of IMU Y-axis angular velocity during the gait cycle. |
no validated |
Range of shank X-axis rotation (RSX) |
The range of the integration of IMU X-axis angular velocity during the gait cycle. |
no validated |
Max ankle progressive velocity (MPV) |
The maximum value of height-normalized ankle velocity in P-axis direction during the gait cycle. |
3.0 cm/s |
Max ankle vertical velocity (MVV) |
The maximum value of height-normalized ankle velocity in V-axis direction during the gait cycle. |
no validated |
Max shank Z-axis angular velocity (MSV) |
The maximum value of IMU z-axis angular velocity during the swing phase. |
no validated |
Ankle displacement at MH (MHD) |
The height-normalized ankle displacement in P-axis direction when MH occurs. |
1.9 cm |