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Table 1 Mean of step execution parameters for younger and elderly adult subjects

From: Reliability of voluntary step execution behavior under single and dual task conditions

 

Elderly Adults

Younger adults

Single task

  

Initiation Phase

205 ± 55 *

135 ± 25

Preparation Phase

420 ± 75 *

340 ± 62

Swing phase

371 ± 145 *

283 ± 48

Foot off time

625 ± 119 *

475 ± 78

Foot contact time

996 ± 223 *

758 ± 112

Dual task

  

Initiation Phase

433 ± 158 *+

186 ± 51+

Preparation Phase

470 ± 105 *+

364 ± 50 +

Swing phase

391 ± 144 *+

281 ± 61

Foot off time

902 ± 236 *+

550 ± 76 +

Foot contact time

1294 ± 332 *+

831 ± 119 +

  1. Values shown represent averages from the 1st measurement session in milliseconds for single (6 trials, 3 forward + 3 backward) and dual task (6 trials, 3 forward + 3 backward) ± 1 standard deviation. * Indicates statistically significant differences between age groups and +between task conditions within age groups, respectively (p < 0.05). P-value compares swing phase means ( ± 1 Standard Deviation) between the two groups were measured using Wilcoxon test and Mann-Whitney U test.