Table 1.
Participants | Walking to music at different tempi | Walking to metronomes at different tempi | ||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
0 | 2 | 4 | 6 | 8 | 10 | 0 | 2 | 4 | 6 | 8 | 10 | |||
Baseline speed (m/s) | HC | 1.21 ± 0.13 | ||||||||||||
PwMS | 0.96 ± 0.23 | |||||||||||||
Average speed (m/s) | HC | 1.16 ± 0.14 | 1.18 ± 0.15 | 1.195 ± 0.17 | 1.19 ± 0.18 | 1.21 ± 0.15 | 1.23 ± 0.18 | 1.18 ± 0.13 | 1.20 ± 0.15 | 1.23 ± 0.19 | 1.26 ± 0.15 | 1.25 ± 0.18 | 1.26 ± 0.19 | |
PwMS | 0.91 ± 0.26 | 0.96 ± 0.27 | 0.95 ± 0.27 | 0.96 ± 0.27 | 0.96 ± 0.27 | 0.96 ± 0.29 | 0.92 ± 0.23 | 0.94 ± 0.25 | 0.95 ± 0.25 | 0.97 ± 0.26 | 1.25 ± 0.18 | 0.96 ± 0.26 | ||
Resultant vector length (0–1) | HC | 0.90 ± 0.13 | 0.87 ± 0.18 | 0.87 ± 0.16 | 0.83 ± 0.26 | 0.80 ± 0.26 | 0.79 ± 0.23 | 0.94 ± 0.03 | 0.94 ± 0.02 | 0.94 ± 0.03 | 0.93 ± 0.05 | 0.90 ± 0.12 | 0.88 ± 0.17 | |
PwMS | 0.74 ± 0.31 | 0.77 ± 0.26 | 0.73 ± 0.31 | 0.72 ± 0.27 | 0.70 ± 0.32 | 0.64 ± 0.34 | 0.83 ± 0.21 | 0.79 ± 0.25 | 0.78 ± 0.27 | 0.77 ± 0.27 | 0.77 ± 0.26 | 0.72 ± 0.31 | ||
Inter-step-intervals (number of datapoints) | HC | 362 ± 22.42 | 363 ± 41.85 | 372 ± 32.40 | 371 ± 39.83 | 380 ± 45.80 | 389 ± 41.19 | 362 ± 20.79 | 366 ± 21.77 | 370 ± 35.53 | 384 ± 25.91 | 391 ± 21.08 | 396 ± 21.70 | |
PwMS | 324 ± 74.99 | 324 ± 67.29 | 329 ± 66.82 | 339 ± 69.87 | 322 ± 78.15 | 343 ± 75.00 | 326 ± 55.01 | 327 ± 64.78 | 335 ± 66.13 | 340 ± 62.77 | 348 ± 60.8 | 354 ± 62.30 |
Study participants comprised of healthy controls (HC) n = 29, persons with multiple sclerosis (PwMS) n = 28.