Table 2. Comparison of gait function before and during HAL intervention.

Outcome measurements	before HAL	during HAL
Gait speed (m/s)	0.8 ± 0.4	0.3 ± 0.2**
Stride length (m)	0.5 ± 0.1	0.4 ± 0.1*
Cadence (step/min)	92.4 ± 35.9	55.1 ± 17.5**
Single-leg support phase (%)	64.5 ± 15.8	57.2 ± 15.4
Hip angle of stance phase (°)	149.2 ± 19.0	153.3 ± 17.7
Knee angle of stance phase (°)	137.6 ± 20.2	144.8 ± 18.9
Hip angle of swing phase (°)	137.2 ± 14.6	129.2 ± 13.9
Knee angle of swing phase (°)	112.0 ± 15.5	117.2 ± 18.6

*p<0.05, **p<0.01.