Variables | Walking | Dual Tasking | z- value | p |
---|---|---|---|---|
speed (m/sec) | 0.92 ± 0.24 | 0.80 ± 0.21 | 4.31 | < 0.001 |
stride frequency (strides/sec) | 0.82 ± 0.11 | 0.77 ± 0.11 | 3.95 | < 0.001 |
mean stride time (sec) | 1.23 ± 0.18 | 1.33 ± 0.17 | 3.87 | < 0.001 |
CV stride time (%) | 3.61 ± 2.30 | 4.41 ± 2.34 | 2.83 | 0.005 |
PVI (%) | 15.08 ± 7.60 | 17.68 ± 8.49 | 3.54 | < 0.001 |
α stride times | 0.85 ± 0.14 | 0.77 ± 0.15 | 2.48 | 0.013 |