From: Training with Hybrid Assistive Limb for walking function after total knee arthroplasty
Response | Â | HAL group | Control group | Â | Â | ||
---|---|---|---|---|---|---|---|
Visit | Mean ± SD |  | Mean ± SD |  | P value | ||
SWS (m/s) | Pre | 1.08 ± 0.29 | (n = 10) | 1.04 ± 0.26 | (n = 11) | 0.794 |  |
Week 2 | 0.87 ± 0.19 | (n = 10) | 0.77 ± 0.27 | (n = 11) | 0.366 |  | |
Week 4 | 1.20 ± 0.09 | (n = 10) | 0.99 ± 0.26 | (n = 11) | 0.030 | * | |
Week 8 | 1.34 ± 0.11 | (n = 6) | 1.05 ± 0.23 | (n = 6) | 0.022 | * | |
MWS (m/s) | Pre | 1.41 ± 0.33 | (n = 10) | 1.35 ± 0.21 | (n = 11) | 0.588 |  |
Week 2 | 1.25 ± 0.38 | (n = 10) | 1.01 ± 0.34 | (n = 11) | 0.137 |  | |
Week 4 | 1.61 ± 0.32 | (n = 10) | 1.24 ± 0.23 | (n = 11) | 0.006 | ** | |
Week 8 | 1.63 ± 0.09 | (n = 6) | 1.35 ± 0.24 | (n = 6) | 0.027 | * | |
SL at SWS (m) | Pre | 0.59 ± 0.11 | (n = 10) | 0.57 ± 0.11 | (n = 11) | 0.656 |  |
Week 2 | 0.54 ± 0.05 | (n = 10) | 0.50 ± 0.09 | (n = 11) | 0.215 |  | |
Week 4 | 0.63 ± 0.03 | (n = 10) | 0.53 ± 0.07 | (n = 11) | 0.002 | ** | |
Week 8 | 0.67 ± 0.03 | (n = 6) | 0.56 ± 0.08 | (n = 6) | 0.011 | * | |
SL at MWS (m) | Pre | 0.67 ± 0.10 | (n = 10) | 0.62 ± 0.09 | (n = 11) | 0.274 |  |
Week 2 | 0.62 ± 0.06 | (n = 10) | 0.52 ± 0.10 | (n = 11) | 0.016 | * | |
Week 4 | 0.70 ± 0.05 | (n = 10) | 0.58 ± 0.07 | (n = 11) | 0.001 | ** | |
Week 8 | 0.73 ± 0.03 | (n = 6) | 0.61 ± 0.07 | (n = 6) | 0.003 | ** | |
Cadence at SWS (m) | Pre | 108.1 ± 13.7 | (n = 10) | 109.9 ± 11.1 | (n = 11) |  |  |
Week 2 | 96.2 ± 13.7 | (n = 10) | 91.5 ± 22.9 | (n = 11) |  |  | |
Week 4 | 115.1 ± 6.9 | (n = 10) | 111.3 ± 20.7 | (n = 11) |  |  | |
Week 8 | 119.9 ± 5.3 | (n = 6) | 113.1 ± 13.4 | (n = 6) |  |  | |
Cadence at MWS (m) | Pre | 125.4 ± 14.9 | (n = 10) | 130.7 ± 11.2 | (n = 11) |  |  |
Week 2 | 120.0 ± 25.3 | (n = 10) | 114.0 ± 28.4 | (n = 11) |  |  | |
Week 4 | 137.7 ± 21.2 | (n = 10) | 127.8 ± 18.1 | (n = 11) |  |  | |
Week 8 | 133.9 ± 10.0 | (n = 6) | 133.4 ± 20.6 | (n = 6) |  |  |