Journal of The Korean Society of Physical Medicine

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Table. 5.

Changes in the Gait Variability Parameter According to the Level of Confusion

Variables Dual-task Level CAI (n = 20) Normal subject (n = 20) Interaction Effect

p
Step Time CV (%) General Walking 2.75 ± 1.20 3.19 ± 1.05 .052
Web surfing 3.37 ± 1.19 3.37 ± 1.03
Texting 5.56 ± 2.06 5.91 ± 2.57
Gaming 8.20 ± 4.28 6.01 ± 2.86
p .155 .061

Step Length CV (%) General Walking 2.77 ± 1.19 2.90 ± 1.29 .079
Web surfing 3.12 ± 1.12a 3.38 ± 1.30
Texting 5.66 ± 3.37a,b 5.10 ± 2.57a
Gaming 8.11 ± 4.42a,b 6.14 ± 2.15a,b
p .000 .000

Cycle Time CV (%) General Walking 2.14 ± 1.14 2.60 ± 1.14 .171
Web surfing 2.73 ± 1.24 2.72 ±.82a
Texting 4.25 ± 1.89 4.28 ± 1.87a,b
Gaming 5,94 ± 3.27 4.51 ± 2.29a,b
p .065 .000

Stride Length CV (%) General Walking 2.35 ±.93 2.72 ± 1.25 .143
Web surfing 2.6 ± 1.11 2.79 ± 1.16
Texting 4.3 ± 3.00a,b 3.59 ± 2.06
Gaming 5.81 ± 2.90a,b 4.71 ± 1.93a
p .000 .000

Mean ± SD, CAI Chronic Ankle Instability

a Significant difference within the group compared to the general gait

b Significant difference within the group compared to the web surfing during gait

c Significant difference within the group compared to the texting during gait

J Korean Soc Phys Med 2020;15:99-108 https://doi.org/10.13066/kspm.2020.15.3.99
© 2020 J Korean Soc Phys Med